The probability of spinning an even number is 2/5, which can be written in simplest form.
What is probability?
Probability is a measure of the likelihood or chance of an event occurring. It is a number between 0 and 1, with 0 representing an impossible event and 1 representing a certain event. The probability of an event is calculated by dividing the number of ways the event can occur by the total number of possible outcomes.
The spinner has 5 equal sections marked 1 through 5. Two of the five numbers are even (2 and 4). Therefore, the probability of spinning an even number is:
Probability of spinning an even number = (number of even numbers) / (total number of possible outcomes)
Probability of spinning an even number = 2/5
Hence, The probability of spinning an even number is 2/5, which can be written in simplest form.
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Evaluate the following.
Write an exponential function of the form y = ab^x that has the given points
(−1,6 3/4), (2, 1-4)
Answer:
Step-by-step explanation:
y = abx
a is the y-intercept
y = 16bx
Now substitute 2 for x and 1296 for y
1296 = 16(b)2
81 = b2
b = 9
y = 16(9)x
What is the most upper (+3) or (-7)? Help please
Answer: Of the two numbers you provided, +3 is greater than -7. So, +3 is the most upper of the two numbers.
Answer: +3
Step-by-step explanation: Positive 3 is greater than negative 7. Therefore, +3 is the greater value.
Answer this question pls due soon
The height of the monitor using Pythagoras theorem is: 13.3 inches
How to use Pythagoras theorem?Pythagoras Theorem is defined as the way in which you can find the missing length of a right angled triangle.
The triangle has three sides, the hypotenuse (which is always the longest), Opposite (which doesn't touch the hypotenuse) and the adjacent (which is between the opposite and the hypotenuse).
Pythagoras is in the form of;
a² + b² = c²
We are given:
Diagonal = 27 inches
Length = 23.5 inches
Thus:
Height is:
h = √(27² - 23.5²)
h = 13.3 inches
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6. what statistical procedure should be used to answer this research question? (star trek scenario) group of answer choices a one-sample t-test for means a one-sample t-confidence interval for means a matched-pairs t-test for means a matched-pairs t-confidence interval for means a two-sample t-test for means a two-sample t-confidence interval for means a one-sample z- test for proportions a one-sample z-confidence interval for proportions a two-sample z- test for proportions a two-sample z-confidence interval for proportions analysis of variance (anova) chi square test for independence
The most appropriate statistical procedure to answer this research question would be a two-sample t-test for means.
In this particular case, the research question is related to a Star Trek scenario, where two groups of people have different levels of experience with the franchise.
The most appropriate statistical procedure to answer this research question would be a two-sample t-test for means.
This is because the two-sample t-test for means is used when two independent samples are compared to determine if there is a significant difference between the means of the two samples.
This is useful in this scenario, as it will allow us to compare the levels of experience between the two groups and determine if there is a statistically significant difference between them.
The two-sample t-test for means is the most appropriate statistical procedure for this task, as it allows us to compare the means of two independent samples and determine if there is a statistically significant difference between them.
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sue works 5 out of the 7 days of the week. how many possible schedules are there to work on tuesday or friday or both?
Sue works 5 out of 7 days a week, which implies that she has two days off. We need to discover how numerous conceivable plans there are for her to work on Tuesday or Friday or both.
There are two cases to consider:
1. Sue works on Tuesday as it were, Friday as it were, or both Tuesday and Friday.
2. Sue does not work on Tuesday or Friday.
For the primary case, there are three conceivable outcomes:
1. Sue works on Tuesday as it were and has Friday off.
2. Sue works on Friday as it were and has Tuesday off.
3. Sue works on both Tuesdays and Fridays.
For the moment case, there are two conceivable outcomes:
1. Sue works on one of the other 5 days of the week and has both Tuesday and Friday off.
2. Sue has Tuesday and Friday off.
In this manner, there are added up to 3 + 2 = 5 conceivable plans for Sue to work on Tuesday or Friday or both.
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Find the volume
of the figure below:
Step-by-step explanation:
Use Pythagorean theorem to find the base of the right triangle
221^2 = 195^2 + b^2
b = 104 km
triangle area = 1/2 base * height = 1/2 * 104 * 195 = 10140 km^2
Now multiply by the height to find volume
10140 km^2 * 15 km = 152100 km^3
A game requires players to roll a six-sided number cube and spin a spinner, like the one shown below. A circle shaped spinner divided in to 3 equal sections and named green ,blue, red. A needle is shown in center. Then, find the number of outcomes that represent rolling an odd number and landing on blue. What is the answer? 3 4 5 6? Please answer quick!!! I will get you Brainiest!!!
Using probability, there is only one outcome that represents rolling an odd number and landing on blue.
What exactly is probability?
Probability is a measure of the possibility or chance that an event will occur. It is represented by a number between 0 and 1, with 0 representing an improbable occurrence and 1 representing a certain event. A given event's probability is estimated by dividing the number of favourable outcomes by the total number of potential possibilities. Probability theory is frequently used to analyse and forecast the likelihood of occurrences in domains such as statistics, physics, economics, and finance.
Now,
The probability of rolling an odd number is 3/6, which can be simplified to 1/2. The probability of landing on blue= 1/3. Since the events of rolling an odd number and landing on blue are independent, we can multiply the probabilities to find the probability of both events occurring:
(1/2) × (1/3) = 1/6
So, there is only one outcome that represents rolling an odd number and landing on blue. The answer is 1.
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true or false: we conduct a test of hypothesis by assuming that ha is correct, since that is the hypothesis we are trying to show is true. group of answer choices true false
Given statement "We conduct a test of hypothesis by assuming that ha is correct, since that is the hypothesis we are trying to show is true." is true. Because we start by assuming that the null hypothesis is correct, not the alternative hypothesis, when conducting a test of the hypothesis.
When conducting a test of hypothesis, we do not assume that Ha (the alternative hypothesis) is correct.
Instead, we begin by assuming that the null hypothesis (H0) is true.
The null hypothesis typically represents a statement of "no effect" or "no difference" between two groups or variables.
The alternative hypothesis (Ha) represents the statement we are trying to prove or gather evidence for but we must start with the assumption that the null hypothesis is correct.
State the null hypothesis (H0) and the alternative hypothesis (Ha).
The null hypothesis typically represents the status quo or a baseline assumption, while the alternative hypothesis represents the claim you want to prove or gather evidence for.
Determine the level of significance (α), which is the probability of rejecting the null hypothesis when it is actually true. Common significance levels are 0.05, 0.01, and 0.001.
Select an appropriate test statistic, which depends on the type of data and the hypothesis being tested. Examples include the t-test, chi-square test, and ANOVA.
Collect data and calculate the value of the test statistic based on the data.
Compare the calculated test statistic value to the critical value for the chosen level of significance.
If the test statistic is more extreme than the critical value, we reject the null hypothesis in favor of the alternative hypothesis.
Otherwise, we fail to reject the null hypothesis.
Hence, the statement is false.
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The range of which function is (2,00)?
O y = 2x
O y = 2(5*)
O y = 5x +2
O y = 5x + 2
The function which has range (2, ∞) is,
D) y = 5ˣ + 2
What is mean by Function?A relation between a set of inputs having one output each is called a function. and an expression, rule, or law that defines a relationship between one variable (the independent variable) and another variable (the dependent variable).
Now, For a function: y = 5ˣ
Range is,
⇒ ( 0 , + ∞ )
And, we have:
y = 5ˣ + 2 ,
which is translated 2 units up.
So, the range is ( 2, + ∞ ).
Hence, The function which has range (2, ∞) is,
D ) y = 5ˣ + 2
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1. Suppose we have the following annual risk-free bonds Maturity Price Coupon Rate YTM 1 98 0% 2.01% 2 101 2.48% 3 103 2.91% 4 101 2% 1.73% 5 103 5% 4.32% 39 a) Find the zero rates for all 5 maturities Note: for an extra challenge, try using lincar algebra to find == A + where 98 00 -- 3 103 0 2 2 5 5 0 104 2 0 0 0 0 0 0 1020 5 105 5 1 b) Suppose we have a risk-free security which pays cash flows of $10 in one year, $25 in two years, and $100 in four years. Find its price
a) The zero rates for the five maturities are: 1 year is 2.01%, 2 years is 2.48%, 3 years is 2.77%, 4 years is 1.73%, and 5 years is 4.32%.
b) The price of the security is $128.31.
a) To find the zero rates for all 5 maturities, we can use the formula for the present value of a bond:
PV = C / [tex](1+r)^n[/tex]
where PV is the present value,
C is the coupon payment,
r is the zero rate, and
n is the number of years to maturity.
We can solve for r by rearranging the formula:
r = [tex](C/PV)^{(1/n) }[/tex]- 1
Using the bond data given in the question, we can calculate the zero rates for each maturity as follows:
For the 1-year bond, PV = 98 and C = 0, so r = 2.01%.
For the 2-year bond, PV = 101, C = 2.48, and n = 2, so r = 2.48%.
For the 3-year bond, PV = 103, C = 2.91, and n = 3, so r = 2.77%.
For the 4-year bond, PV = 101, C = 2, and n = 4, so r = 1.73%.
For the 5-year bond, PV = 103, C = 5, and n = 5, so r = 4.32%.
Alternatively, we can use linear algebra to find the zero rates. We can write the present value equation in matrix form:
PV = A × x
where A is a matrix of coefficients, x is a vector of unknowns (the zero rates), and PV is a vector of present values.
To solve for x, we can use the equation:
x = ([tex]A^{-1}[/tex]) x PV
where ([tex]A^{-1}[/tex]) is the inverse of matrix A.
Using this method, we can solve for the zero rates as follows:
[2.01% ]
[2.48% ]
[2.77% ] = x
[1.73% ]
[4.32% ]
PV = [tex]A^{-1}[/tex] x [98]
[101]
[103]
[101]
[103]
PV = [-0.0201]
[ 0.0248]
[ 0.0277]
[-0.0173]
[ 0.0432]
b) To find the price of the security which pays cash flows of $10 in one year, $25 in two years, and $100 in four years, we can use the formula for the present value of a series of cash flows:
PV = [tex]C1/(1+r)^1 + C2/(1+r)^2 + C3/(1+r)^4[/tex]
where PV is the present value, C1, C2, and C3 are the cash flows, r is the zero rate, and the exponents correspond to the number of years until each cash flow is received.
Using the zero rates calculated in part (a), we can calculate the present value of each cash flow:
PV1 = $10 /(1+2.01 % [tex])^1[/tex] = $9.80
PV2 = $25/(1+2.48%[tex])^2[/tex] = $22.15
PV3 = $100/(1+1.73%[tex])^4[/tex] = $81.36
Then, the price of the security is the sum of the present values:
PV = $9.80 + $22.15 + $81.36 = $128.31
Therefore, the price of the security is $128.31.
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an airline passenger is planning a trip that involves three connecting flights that leave from airports a, b, and c, respectively. the first flight leaves airport a every hour, beginning at 8:00 a.m., and arrives at airport b 2 1/2 hours later. the second flight leaves airport b every 20 minutes, beginning at 8: 00 a.m., and arrives at airport c 1 1/6hours later. the third flight leaves airport c every hour, beginning at 8:45 a.m. what is the least total amount of time the passenger must spend between flights if all flights keep to their schedules?
An airline passenger is planning a trip with three connecting flights from airports A, B, and C.
The least total amount of time the passenger must spend between flights, assuming all flights keep to their schedules, is 55 minutes.
This occurs when the passenger takes the first flight from airport A at 8:00 a.m., arriving at airport B at 10:30 a.m., catches the second flight from airport B at 10:40 a.m., arriving at airport C at 11:50 a.m., and then takes the third flight from airport C at 12:45 p.m.
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In the month of January, Sasha had a balance of $3200 on her credit card. She made a payment of $300 and left the remaining balance to be paid later. How much interest will she pay this month if her APR is 18. 75%? Round to the nearest cent. Question 3 options:
$35. 10
$543. 75
$46. 19
$4. 50
The total amount of interest she will have to pay for this month considering her APR is 18.75% is $362.5. therefore the correct option is Option D
In order to calculate the credit card interest we have to divide the annual percentage rate by 12.
the formula for evaluating the interest on the given credit card is
Interest = ( balance x APR)/12
here,
balance = outstanding balance
APR = annual percentage rate
Given,
Sasha had a balance of $3200 from which a purchase of $300 was made the remaining balance is to be paid later.
then, Sasha's
outstanding balance = $2900
APR = 18.75%
therefore, Sasha's monthly interest is
18.75/12 => 1.5625%
now, calculating the interest on the given credit card
Interest = (2900 x 1.5625) /12
Interest = $362.5
The total amount of interest she will have to pay for this month considering her APR is 18.75% is $362.5
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The complete question is
In the month of January, Sasha had a balance of $3200 on her credit card. She made a payment of $300 and left the remaining balance to be paid later. How much interest will she pay this month if her APR is 18.75%? Round to the nearest cent.
a) $35. 10
b) $543. 75
c) $46. 19
d) $362.5
.
The method of completing the square can be used to transform the equation x² - 6x + 8 = 0 into the form (x-p)² = q
Answer:
p = 3, q = 1
Step-by-step explanation:
well, let's think about what (x - p)² actually is.
let's do the multiplication (what a square is) :
(x - p)(x - p) = x² - px - px + p² = x² - 2px + p²
now, we compare the theoretical equation to the actual equation :
x² - 6x + 8 = 0
x² - 2px + p² = q
x² = x² check
-6x = -2px
-6 = -2p
p = -6/-2 = 3
that gives us
x² - 6x + 9 = q
compare this to
x² - 6x + 8 = 0
we subtract the second equation from the first
x² - 6x + 9 = q
- x² - 6x + 8 = 0
------------------------
0 0 1 = q
there you have it.
Can y’all tell me 4 positive slope equations (y=mx+b)
Answer:
1. y = 4x + 2
2. y = 3x – 7
3. y = 7x + 6
4. y= 2x + 8
Step-by-step explanation:
1. y = 4x + 2
2. y = 3x – 7
3. y = 7x + 6
4. y= 2x + 8
These 4 equations have a positive slope because remember in the equation (y=mx+b) m = slope and since these equations have positive numbers in the m spot the slope of these equations are positive.
n.2 multi-step word problems with positive rational numbers jvu you have prizes to reveal! go to your game board. on friday night, suzie babysat her cousin for 3 1 2 hours and earned $8.50 per hour. on saturday, she babysat for her neighbors for 4 1 2 hours. if she made a total of $72.50 from both babysitting jobs, how much did suzie earn per hour on saturday?
Answer:
$9.50
Step-by-step explanation:
You want Suzie's hourly rate on Saturday if she babysat for 3.5 hours on Friday, earning 8.50 per hour, and for 4.5 hours on Saturday, earning a total of 72.50 from both jobs.
EarningsFor (hours, rates) of (h1, r1) and (h2, r2), Suzie's total earnings for the two jobs are ...
earnings = h1·r1 +h2·r2
Filling in the known values, we can find r2:
72.50 = 3.5·8.50 +4.5·r2
72.50 = 29.75 +4.5·r2 . . . . . . . simplify
42.75 = 4.5·r2 . . . . . . . . . . . subtract 29.75
9.50 = r2 . . . . . . . . . . . . divide by 4.5
Suzie earned $9.50 per hour on Saturday.
__
Additional comment
The steps of the "multistep" problem are ...
find Friday's earningssubtract that from the total to find Saturday's earningsdivide by Saturday's hours to find the hourly rateEffectively, these are the steps to solving the equation we wrote.
The function f is given by f(x) = 10x + 3 and the function g is given by g(x) = 2×. For each question, show your reasoning
1. Which function reaches 50 first
2. Which function reaches 100 first?
1. x = 4.7 for f(x) and x = 25 for g(x), f(x) reaches 50 first.
2. x = 9.7 for f(x) and x = 50 for g(x), f(x) reaches 100 first.
1. Which function reaches 50 first?
To answer this, we need to solve for x in each function when the output is 50:
For f(x): 50 = 10x + 3
47 = 10x
x = 4.7
For g(x): 50 = 2x
x = 25
Since x = 4.7 for f(x) and x = 25 for g(x), f(x) reaches 50 first.
2. Which function reaches 100 first?
Similarly, we'll solve for x in each function when the output is 100:
For f(x): 100 = 10x + 3
97 = 10x
x = 9.7
For g(x): 100 = 2x
x = 50
Since x = 9.7 for f(x) and x = 50 for g(x), f(x) reaches 100 first.
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Preston is building a new concrete step up to his back patio. The step will be shaped like a rectangular prism that measures 11 inches by 36 inches by 6 inches. What is the volume of Preston's new step?
The volume of Preston's new step in rectangular prism shape with given length , width, and height is equals to 2,376 cubic inches
Let us consider l be the length, w is the width, and h is the height.
The volume of a rectangular prism is equal to,
V = l × w × h
In this case,
The length (l) is equals to 11 inches,
The width (w) is equals to 36 inches,
The height (h) is equals to 6 inches.
So, we can plug in these values and calculate the volume,
V = l × w × h
⇒ V = 11 inches × 36 inches × 6 inches
⇒ V = 2,376 cubic inches
Therefore, the volume of Preston's new step for given dimensions is 2,376 cubic inches.
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An article on the relation of cholesterol levels in human blood to aging reports that average cholesterol level for women aged 70-74 was found to be 230m/dl. If the standard deviation was 20mg/dl and the distribution normal, what is the probability that a given woman in this age group would have a cholesterol level
a) Less than 200mg/dl
b) More than 200mg/dl
c) Between 190mg/dl and 210mg/dl
d) Write a brief report on the guidance you would give a woman having high cholesterol level in this age group
a) The probability of a given woman in this age group having a cholesterol level less than 200mg/dl is 6.68%.
b) The probability of a given woman in this age group having a cholesterol level more than 200mg/dl is 93.32%.
c) The probability of a given woman in this age group having a cholesterol level between 190mg/dl and 210mg/dl is 15.87%.
d) If a woman in this age group has a cholesterol level higher than 230mg/dl, it is considered high and puts her at risk of heart disease
To calculate the probability of a given woman in this age group having a cholesterol level less than 200mg/dl, we need to find the z-score first. The z-score is the number of standard deviations that a given value is from the mean. The formula to calculate the z-score is:
z = (x - μ) / σ
where x is the given value, μ is the mean, and σ is the standard deviation.
For a cholesterol level of 200mg/dl, the z-score is:
z = (200 - 230) / 20 = -1.5
We can then use a z-table or calculator to find the probability of a z-score being less than -1.5, which is 0.0668 or approximately 6.68%.
Next, to find the probability of a given woman in this age group having a cholesterol level more than 200mg/dl, we can use the same process but subtract the probability of a z-score being less than -1.5 from 1 because the total probability is always 1.
So, the probability of a given woman in this age group having a cholesterol level more than 200mg/dl is:
1 - 0.0668 = 0.9332 or approximately 93.32%.
Finally, to find the probability of a given woman in this age group having a cholesterol level between 190mg/dl and 210mg/dl, we need to find the z-scores for both values.
For a cholesterol level of 190mg/dl, the z-score is:
z = (190 - 230) / 20 = -2
For a cholesterol level of 210mg/dl, the z-score is:
z = (210 - 230) / 20 = -1
We can then use the z-table or calculator to find the probability of a z-score being between -2 and -1, which is 0.1587 or approximately 15.87%.
Finally, a brief report on the guidance that you would give a woman having high cholesterol levels in this age group is:
It is essential to make lifestyle changes such as eating a healthy diet, exercising regularly, quitting smoking, and managing stress to lower cholesterol levels.
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Hugo made a bunch of batches of pancakes for his summer camp. For each batch, Hugo used 1/3 cup of milk. Hugo used a total of 3 cups of milk. Let b represent the number of batches Hugo mad
The number of batches of pancakes made by Hugo using 3 cups of milk is equal to 9 batches.
Number of cups of milk used by Hugo for each batch = 1/3 cup of milk ,
The total amount of milk used for b batches would be,
Total milk = (1/3) × b
The total milk used was 3 cups,
Substitute the value in the equation we have,
⇒ (1/3) × b = 3
Solve for b we get,
Multiply both sides of the equation by the reciprocal of 1/3,
Reciprocal of ( 1/3 ) = 3/1 or simply 3
⇒ (1/3) × b × 3 = 3 × 3
⇒ b = 9
Therefore, Hugo made 9 batches of pancakes.
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The above question is incomplete, the complete question is:
Hugo made a bunch of batches of pancakes for his summer camp. For each batch, Hugo used 1/3 cup of milk. Hugo used a total of 3 cups of milk. Let b represent the number of batches Hugo made . Find the value of b?
I need this answer asap can someone help?
The length of the line segment PQ to the nearest tenth is: 16.5\
How to find the distance between two coordinates?The formula for the distance between two coordinates is given by:
D(x, y) = √[(y₂ - y₁)² + (x₂ - x₁)²]
In this question , we are given:
P(-10, 2) and Q(6, 6)
Thus:
PQ = √[(6 - 2)² + (6 + 10)²]
PQ = √(16 + 256)
PQ = √272
PQ = 16.49
To the nearest tenth gives:
PQ = 16.5
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A primary credit cardholder's card has an APR of 22. 99%. The current monthly balance, before interest, is $4,528. 34. Determine how much more the cardholder will pay, making monthly payments of $200, until the balance is paid off, instead of paying off the current balance in full
The cardholder will pay an additional $1,471.66 in interest by making monthly payments of $200 until the balance is paid off instead of paying off the current balance in full.
First, we need to calculate the total interest that will accrue on the current balance of $4,528.34. We can do this using the formula
Interest = Balance x (APR/12)
where APR is the annual percentage rate and is divided by 12 to get the monthly interest rate. Plugging in the values, we get:
credit card Interest = $4,528.34 x (22.99%/12) = $87.80
So the total interest that will accrue on the current balance is $87.80.
Next, we need to calculate how long it will take to pay off the balance by making monthly payments of $200. We can use a credit card repayment calculator to do this, but we'll use a simplified formula here
Months = -log(1 - (Balance x (APR/12))/Payment) / log(1 + (APR/12))
where Payment is the monthly payment amount. Plugging in the values, we get
Months = -log(1 - ($4,528.34 x (22.99%/12))/$200) / log(1 + (22.99%/12)) = 29.6 months
So it will take about 30 months (or 2.5 years) to pay off the balance by making monthly payments of $200.
Finally, we can calculate how much more the cardholder will pay in total by subtracting the current balance from the total amount paid over 30 months
Total amount paid = $200 x 30 = $6,000
Total interest paid = $6,000 - $4,528.34 = $1,471.66
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The area of (V is 624.36 square meters. The area of sector
SVT is 64.17 square meters. Find the indicated measure.
1. The radius of V is approximately 14.04 meters.2.The circumference of V is approximately 88.24 meters. 3.mST arc is 26.85 degrees. 4.the length of ST arc is approximately 6.61 meters. 5.34.69 meters. 6.88.24m.
Describe Sector?In geometry, a sector is a part of a circle enclosed by two radii and an arc. Essentially, a sector is a slice of a circle. The two radii that form the sector are equal in length and share a common endpoint, which is the center of the circle. The arc of the sector is a portion of the circumference of the circle and its length is proportional to the measure of the central angle that it subtends.
We can use the given information to solve for the following:
1. Radius of V:
The area of a circle is given by the formula A = πr². We are given the area of V as 624.36 square meters, so we can solve for the radius r as:
A = πr²
624.36 = πr²
r² = 624.36/π
r ≈ 14.04 meters
Therefore, the radius of V is approximately 14.04 meters.
2. Circumference of V:
The circumference of a circle is given by the formula C = 2πr. Using the radius we just found, we can solve for the circumference of V as:
C = 2πr
C = 2π(14.04)
C ≈ 88.24 meters
Therefore, the circumference of V is approximately 88.24 meters.
3. mST arc:
The area of the sector SVT is given as 64.17 square meters. The area of a sector is given by the formula A = (θ/360)πr², where θ is the central angle of the sector in degrees. We are not given the value of θ, but we can solve for it as:
A = (θ/360)πr²
64.17 = (θ/360)π(14.04)²
θ ≈ 26.85 degrees
Therefore, the central angle of the sector SVT is approximately 26.85 degrees, and mST arc is also 26.85 degrees.
4. Length of ST arc:
The length of an arc of a circle is given by the formula L = (θ/360)C, where θ is the central angle of the arc in degrees, and C is the circumference of the circle. We can use the values we have already calculated to solve for the length of ST arc as:
L = (θ/360)C
L = (26.85/360)(88.24)
L ≈ 6.61 meters
Therefore, the length of ST arc is approximately 6.61 meters.
5. Perimeter of shaded region (sector):
The perimeter of a sector is the sum of the length of the arc and the lengths of the two radii that form the sector. Using the values we have already calculated, we can solve for the perimeter of the shaded sector as:
Perimeter = L + 2r
Perimeter = 6.61 + 2(14.04)
Perimeter ≈ 34.69 meters
Therefore, the perimeter of the shaded region (sector) is approximately 34.69 meters.
6. Perimeter of unshaded region (remaining circle part):
The perimeter of a circle is given by the formula C = 2πr. Using the radius we previously calculated, we can solve for the perimeter of the unshaded region as:
Perimeter = 2πr
Perimeter = 2π(14.04)
Perimeter ≈ 88.24 meters
Therefore, the perimeter of the unshaded region (remaining circle part) is approximately 88.24 meters.
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How do you simplify this.
Answer:
[tex] \sqrt{7y} ( \sqrt{27y} + 5 \sqrt{12y} )[/tex]
[tex] \sqrt{7y} ( \sqrt{9} \sqrt{3y} + 5 \sqrt{4} \sqrt{3y} )[/tex]
[tex] \sqrt{7y} (3 \sqrt{3y} + 10 \sqrt{3y} )[/tex]
[tex]13 \sqrt{7y} \sqrt{3y} [/tex]
[tex]13y \sqrt{21} [/tex]
An expression is shown.
3(-12.5)
What is the value of the expression?
Answer: -37.5
Step-by-step explanation: You can simply do this in the calculator by doing 3 times -12.5. the parenthesis is a sign to multiply
Answer:
the answer is -75/2= - 37.5
Please help me with this homework
Answer:sasa
Step-by-step explanation:
i need help with problem.
Answer:
[tex]y=5-2x[/tex]
Step-by-step explanation:
You have to give the equation in the form [tex]y=mx+c[/tex], where m is the gradient and c is the y-intercept (where the line crosses the y-axis).
From the graph, we can see the line crossed the y-axis at (0,5), so the y-intercept is (0,5), which means c is 5.
We can work out the gradient with the two points (2,1) and (1,3) by doing:
[tex]\frac{change in y}{change in x} =\frac{1-3}{2-1}=-2[/tex]
So the gradient of the line, m, is -2.
Thus the equation of the line is [tex]y=5-2x[/tex].
The diameter of a circle is 12.5 cm. What is the circumference of the circle? Question 1 options: 19.63 cm 35. 25 cm 39.25 cm 78.5 cm please tell me quick!!!!
Answer:
The circumference of a circle is given by the formula:
C = πd
where C is the circumference, d is the diameter, and π is a mathematical constant approximately equal to 3.14.
In this case, the diameter of the circle is given as 12.5 cm.
Substituting this value into the formula, we get:
C = π(12.5)
C = 39.25 cm
Therefore, the circumference of the circle is 39.25 cm.
Hence, the answer is 39.25 cm.
On Sunday a local hamburger shop sold 356 hamburgers and cheeseburgers. The number of cheeseburgers sold was three times the number of hamburgers sold. How many hamburgers were sold on Sunday
The number of hamburgers sold on Sunday was 89
How many hamburgers were sold on SundayLet's assume that the number of hamburgers sold on Sunday was x.
According to the problem, the number of cheeseburgers sold was three times the number of hamburgers sold.
Therefore, the number of cheeseburgers sold can be expressed as 3x.
The total number of hamburgers and cheeseburgers sold was 356.
Therefore, we can write an equation to represent this information:
x + 3x = 356
Simplifying the left-hand side of the equation, we get:
4x = 356
Dividing both sides by 4, we get:
x = 89
Therefore, the number of hamburgers sold on Sunday was 89, and the number of cheeseburgers sold was 3 times that, or 267.
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. which one of the following statements is true? a. if you are given a sample percentage of 43%, you would need to know the sample size in order to convert this percentage to a proportion. b. the test statistic is affected by the size of the sample. c. the larger the p-value, the more evidence you have against the null hypothesis. d. we always begin a hypothesis test by assuming that the null hypothesis is false. e. none of the above statements are true.
If you are given a sample percentage of 43%, you would need to know the sample size in order to convert this percentage to a proportion.
The conversion formula is proportion = percentage/100. However, the proportion alone does not give information about the sample size, which is necessary for inference and hypothesis testing. The other statements are not true.
The test statistic is not affected by the sample size, but its value can be used to determine the significance of a hypothesis test. A larger p-value indicates weaker evidence against the null hypothesis, not stronger evidence. Finally, we assume the null hypothesis is true until we have sufficient evidence to reject it.
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Need answer by 11:45am
Question 8(Multiple Choice Worth 2 points)
(Creating Graphical Representations MC)
The number of milligrams of Vitamin C from 100 different gummy vitamins sold in the world was collected.
Which graphical representation would be most appropriate for the data, and why?
Box plot, because the median can easily be determined from the large set of data
Stem-and-leaf plot, because you can see the shape of the data
Histogram, because it shows each individual data point
Bar chart, because the data is categorical
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The graphical representation that is best and most appropriate for the data is Box plot, because the median can easily be determined from the large set of data. That is option A.
What is a box plot ?The box plot is a type of graphical representation of data that gIves more than one detail about the data set such as;
minimum, first quartile, median, third quartile, and maximum.Box plots allow you to compare multiple data sets better than others dues to the above listed features that it has.
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