jake's on 49 tickets to the school are, and jeans sold 12 tickets. what is the ratio, in simplest form, of the number of tickets jeans sold to the number of tickets jake sold?
The ratio in simplest form, of the number of tickets jeans sold to the number of tickets jake sold is 12/49.
Given that,
Jake sold 49 tickets while jeans sold 12 for the school.
In simplest form the ratio of the given case will be;
Simplest form:
A fraction is a number that falls between the whole numbers but is not a whole number. It belongs to the entire. A fraction also consists of a denominator and a numerator. We obtain the fraction in its simplest form when both the numerator and denominator can no longer be independently reduced to any smaller integer.
The ratio we get;
→ 12/49
The ratio in simplest form, of the number of tickets jeans sold to the number of tickets jake sold is 12/49.
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Pls help, due tomorrow!!!!!
Answer:
try -1 it's easier to get the question answered so it can be turned in
ABCD is a quadrilateral.
Work out the length of BC.
Give your answer correct to
1 decimal place.
Optional working
Ansv
+
cm
B,
7.5 cm
A
5 cm
38°
D
13 cm
A quadrilateral is a polygon with four sides, the length of BC for the given quadrilateral will be 8.1.
What is quadrilateral?A quadrilateral is a geometrical 2d shape in which there are four sides and each side is connected and makes a close polygon.
In other meaning, a quadrilateral is a kind of polygon in which four sides, for example, rectangle, square, and parallelogram are quadrilateral.
As per the give quadrilateral,
In triangle ACD.
Apply Pythagoras' theorem,
BD = √(5²+7.5²) = 9.0123
In triangle BDC by cosine law,
Cos38° = ((DB)²+(DC)² - (BC)²)/(2×DB×DC)
Cos38° = (9.0123²+13²- (BC)²)/(2×9.0123×13)
Cos38° = (250.25- (BC)²)/(234.32)
(250.25- (BC)²) = 184.646
(BC)² = 65.60
BC = 8.1
Hence, "A quadrilateral is a polygon with four sides, the length of BC for the given quadrilateral will be 8.1".
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Complete question attached below ;
I need help like asap !!!
only numbers and decimal points
Now we have to,
→ find the required value of b.
Formula we use,
→ (AC)² = (BC)² + (AB)²
Then the value of b will be,
→ (10)² = b² + (6)²
→ 100 = b² + 36
→ b² = 100 - 36
→ b = √64
→ [ b = 8 ft ]
Hence, value of b is 8 ft.
Use the method of adding y-coordinates to graph the function.
f(x) = 3x - sin 4x
Graph of f(x) = 3x - sin 4x is using method of adding y-coordinates is attached below.
What is graphing method by adding ordinates?
The function y = 3x - sin 4x is actually the sum of two functions, y = 3x and y = - sin 4x.
For every value in the domain, there is a corresponding value in the range so that the point (x, 3x - sin 4x) is on the graph of y = 3x - sin 4x.
According to the given question:
Follow these steps to graphing the function:
1. Open an Excel file. Label the first column "x-coordinates," the second column "y = 3x," the third column "y = -sin 4x," and the fourth column "y = 3x - sin 4x." Set each column to round to four decimal places.
2. Set up the first column to range from -2pi to 2pi by intervals of pi/4.
3. Fill in the second and third columns by utilizing the equations y = 3x and y = - sin 4x, respectively.
4. Fill in the fourth column by simply adding the second and third columns.
5. Graph y = 3x - sin 4x by using the x-coordinates from column A and the y-coordinates from column D.
Check the attachment below for the required graph obtained after plotting the points.
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The total weekly profit p, in dollars, from producing and selling x units of a certain product is given by the
function p(x) = 225x-(165x+c), where c is a constant. If 75 units were produced and sold last week for a profit
of $3,365, what is the value of c?
-1,135
Step-by-step explanation:
The total weekly profit p, in dollars, from producing and selling x units of a certain product is given by the function p(x) = 225x-(165x+c), where c is a constant. If 75 units were produced and sold last week for a profit of $3,365, what is the value of c?
$3,365 = 225(75) - (165(75) + c)
$3,365 = 16,875 - 165(75) - c
$3,365 = 16,875 - 12,375 - c
$3,365 = 4,500 - c
=1,135 = - c
c = 1,135
2000*5/100 pls help me
Answer:
100
Step-by-step explanation:
2000*5 = 10000/100 = 100
Write as a single power of 11 ( 11 − 9 ) 3
The expression (11^(-9))³, as a single power of 11, using the power of power exponential property, is given as follows:
11^(-27).
What is the power of power exponential property?
The power of power exponential property is used when a base is elevated to multiple exponents. Then the number can be written as a single power of the base multiplying the exponents.
The general format of this property is:
(a^b)^c = a^(b x c).
In which the base and the exponents are given as follows:
The base is of a.The exponents are of b and c.In this problem, the expression is:
(11^(-9))³
The multiplication of the exponents is:
-9 x 3 = 27.
Hence the expression as a single power of 11 is given as follows:
11^(-27).
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What is the inequality of the graph below?
Answer:
it should be the first one, if not it’s the third
Step-by-step explanation:
a rectangular lot is to be bounded by a fence on three sides and by a wall on the fourth side. two kinds of fencing will be used with heavy duty fencing selling for $4 a foot on the side opposite the wall. the two remaining sides will use standard fencing selling for $3 a foot. what are the dimensions of the rectangular plot of greatest area that can be fenced in at a cost of $6600?
An area 825 by 550 ft gives max area for $6600.
What is the area of rectangle?Any shape's area can be calculated by counting how many unit squares will fit inside of it.A square with a side of 1 unit is referred to as a unit square in this context. Therefore, the quantity of unit squares that make up a rectangle's perimeter is its area. Alternately, the area of the rectangle is the area contained within the boundary of this shape. The unit-length tiles in your home are a good illustration of a rectangle form. By counting the number of tiles, you can quickly determine how much space the floor takes up. This will also enable you to calculate the rectangle floor's area.acc to our question-
he perimeterP = L + 2WThe cost4L + 3(2W) = $66004L + 6W = $66004L = (6600-6W)divide both sides by 4L = 1650 - 1.5WReplace L with (1650-1.5w)A = W(1650-1.5W)A quadratic equationA = -1.5w^2 + 1650wFind the axis of symmetry: x = -b/(2a); In this equation: a=-1.5; b=1650w = %28-1650%29%2F%282%2A-1.5%29w = +550 ft is the widthfind the lengthL = 1650 - 1.5(550)L = 825 ft is the lengthhence, 3300 + 3300 = $6600
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a simple random sample is group of answer choices a sample that gives every possible sample of the same size from the same population the same chance to be selected. a sample that selects equal numbers of individuals from each stratum. any sample that gives every individual the same chance to be selected. a sample that contains the same percent of each subgroup in the population. any sample that is selected without replacement.
It is also called as Random Sample experiment.
What is random sample experiment?Random assignment is a technique used in experimental research to divide individuals from your sample into several groups using randomness.With this approach, each sample participant has a known or equal chance of being assigned to either the experimental group or the control group.In an experiment, random assignment and random selection are both possible. Imagine that 500 people are randomly chosen from a population to take part in your study.A subset of a statistical population called a simple random sample is one in which each member has an equal chance of being chosen. A straightforward random sample is intended to be an objective depiction of a group.Hence, it is an random experiment.
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what is 5/2x + 1/2x = 9 + 7/2
Answer: x = 25/6
Step-by-step explanation: yes
Answer: x=25/6
Step-by-step explanation:
combine multiplied terms into 1 fraction
5/2*+1/2x=9+7/2
5x/2+1/2x=9+7/2
combine
5x/2+1/2x=9+7/2
5x/2+1x/2=9+7/2
multiply by 1
5x/2+1x/2=9+7/2
5x/2+x/2=9+7/2
(a) Annie and Dermot share $600 in the ratio 11:9.
(i) Show that Annie receives $330.
Ratio of amount $600 share by Annie and Dermot is 11 : 9, then amount received by Annie is $330 and Dermot is $270.
As given in the question,
Total amount share by Annie and Dermot is $600.
Ratio of amount share by Annie and Dermot is 11 : 9
Let x be the amount of money.
11x + 9x = $600
⇒ 20x = $600
⇒20x/20 = $600/20
⇒x= $30
Amount received by Annie is equal to
= 11 × 30
= $330
Amount received by Dermot is equal to
= 9 × 30
= $270
Therefore, ratio of amount $600 share by Annie and Dermot is 11 : 9, then amount received by Annie is $330 and Dermot is $270.
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On Friday night, Clara ate a pizza for dinner and had 1/5 of the pizza left over. On Saturday, she ate 2/3 of what was left. How much of the pizza did Clara eat on Saturday? Write your answer as a fraction or as a whole or mixed number.
Answer:
Clara ate 2/15
Step-by-step explanation:
1/5 equals 3/15
Change the standard form equation y=x^2-4x+9 to vertex form by completing the square.
at the end of 12 months, the owner determined that the average weekly sales of organic fruit displayed at the front of the store were greater than the average weekly sales of organic fruit displayed at the back of the store. the difference was statistically significant. what can be concluded from the study?
The 12 months past and the fruit turned into sonic the hedge hog #PERIODAHHPERIODUHH
In the figure below, o ll m. Find the values of y and x.
The values of y and x is 117 degrees and 28 degrees.
Given:
o ll m
Let angle beside 63 is a.
63 + <a = 180
<a = 180 - 63
<a = 117 degrees.
y = 117 degrees (since alternate interior angles are equal)
y = 4x + 5(vertically opposite angles are equal)
117 - 5 = 4x
4x = 112
divide by 4 on both sides
x = 112/4
x = 28 degrees.
Therefore the values of y and x is 117 degrees and 28 degrees.
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Help Please!
Solve the inequality and graph it’s solution.
Answer:
A) m > -13
Step-by-step explanation:
[tex]-112-14m < 70\\-14m < 70+112\\-14m < 182[/tex]
[tex]\frac{-14m}{-14} < \frac{182}{-14}[/tex]
[tex]m > -13[/tex]
Hope this helps
Simplify: 5-(x-4)
A.-x + 9
B.-x- 7
C.x+4
D.-x-4
⇒ [tex]=5-(x)-(-4)\\=5-x+4\\=-x+5+4\\=-x+9[/tex]
⇒Note the negative sign has to multiply every term in the brackets!
Option A is the answer
a rectangular floor that is 1010 feet wide and 1010 feet long is tiled with 170170 one-foot square tiles. a bug walks from one corner to the opposite corner in a straight line. including the first and the last tile, how many tiles does the bug visit?
While walking from one corner to the opposite corner in a straight line, the bug visits 19 tiles including the first and the last tile.
What exactly is a rectangle?A rectangle is a four-right-angle quadrilateral. A rectangle is a four-right-angle quadrilateral.. Because all of its angles are equal (360°/4 = 90°), it is also known as an equiangular quadrilateral or a parallelogram with a right angle. A non-square rectangle is sometimes referred to as an oblong.
A rectangle is a rectilinear polygon, meaning its sides intersect at right angles.
Five independent degrees of freedom define a rectangle in the plane.
The bug visits 1 tile multiplied by the number of times it crosses a horizontal or vertical line.
It has to cross nine horizontal and nine vertical lines. That bug must pay a visit.
9+9+1=19 tiles
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Noah went into a movie theater and bought 9 drinks and 4 candies, costing a total of $60. Nachelle went into the same movie theater and bought 10 drinks and 2 candies, costing a total of $57.50. Determine the price of each drink and the price of each candy.
Answer:
See below.
Step-by-step explanation:
Let the price of drinks be x and the price of candies be y.
Condition # 1:9x + 4y = 60 --------------------(1)
Condition # 2:10x + 2y = 57.50 --------------(2)
Multiply Eq. (2) by 22(10x + 2y) = 57.50*2
20x + 4y = 115 --------------(3)
Subtract Eq. (3) from (1)9x + 4y - 20x - 4y = 60 - 115
9x - 20x = -55
-11x = -55
11x = 55
Divide both sides by 11x = 55/11
x = $5Put x = 5 in Eq. (1)
9(5) + 4y = 60
45 + 4y = 60
Subtract 45 to both sides4y = 60 - 45
4y = 15
Divide both sides by 4y = 15/4
y = $3.75So, the cost of one drink is $5 and the cost of one candy is $3.75.
[tex]\rule[225]{225}{2}[/tex]
find the slope of (-4,-4), (-1, 14)
Answer:
6
Step-by-step explanation:
slope = m = [tex]\frac{y_{2} -y_{1} }{x_{2}-x_{1} }[/tex]
put values and find answer:
[tex]=\frac{14+4}{-1+4}[/tex]
= [tex]\frac{18}{3}[/tex]
= [tex]6[/tex]
use the following to answer the next 2 questions. solar-heat installations successfully reduce the utility bill 60% of the time. suppose 10 houses with solar-heat installations are selected at random and the outcome between houses is independent. suppose x is the number of houses that successfully reduced the utility bill out of the 10. 14. which discrete distribution will appropriately model x? explain. binomial 15. what is the probability that at least 9 out of 10 solar-heat installations are successful and will reduce the utility bill? a. 0.0464 b. 0.9432 c. 0.0403 d. 0.8429
The probability that at least 9 out of 10 solar-heat installations will succeed and reduce the utility bill is 0.0464.
What is a binomial distribution?
The probability distribution known as the binomial distribution, which is used in statistics, quantifies the chances that a value will take one of two independent values given a particular set of conditions or hypotheses.
Formula to calculate the binomial distribution
P(X = x) =ⁿCₓ× pˣ×(1-p)ⁿ⁻ˣ
Here, we know that
Solar-heat installations successfully reduce the utility bill 60% of the time.
We have to calculate the probability that at least 9 out of 10 solar-heat installations will succeed and reduce the utility bill.
We have 60% = 0.6 = p and n = 10.
We have a binomial distribution: X : (10, 0.6).
We use the binomial distribution formula to calculate the probability
P(X = x) =ⁿCₓ× pˣ×(1-p)ⁿ⁻ˣ, we get
P(x ≥ 9) = 1 - P(x < 9)
P(x ≥ 9) = 1 - P(x ≤ 8)
P(x ≥ 9) = 1 - ∑⁸₀ P(x = x)
P(X ≥ 9) = 1 - ∑⁸₀¹⁰Cₓ × (0.6)ˣ × (1-0.6)¹⁰⁻ˣ
P(X ≥ 9) = 1 -( 0.00011 + 0.00157 + 0.01062 + 0.04247 + 0.11148 + 0.20066 + 0.25082 + 0.21499 + 0.12093)
P(X ≥ 9) = 1 -0.95365
P(X ≥ 9) = 0.04635
Hence, the probability that at least 9 out of 10 solar-heat installations will succeed and reduce the utility bill is 0.0464.
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8 + (-3) +15 - (-40)
How can you earn a high credit score?
A. After ten years of never making any payments or having loans.
B. After you have made your first credit card payment.
C. When you turn thirty years old.
D. Over time by paying off your loans and making payments on time.
Answer:
The correct answer is D because Option A won't work neither will option B because a long credit history will help ur credit score, C isn't right either
help asap!!
Graph this function. f(x)=34x−2
use desmos graphing calcu
NEED HELP WRITING THE EQUATION!!!
The equation of line with undefined slope and passes through the point
(1/2, 5) will be;
⇒ x = 1/2
What is Equation of line?
The equation of line in point-slope form passing through the points
(x₁ , y₁) and (x₂, y₂) with slope m is defined as;
⇒ y - y₁ = m (x - x₁)
Where, m = (y₂ - y₁) / (x₂ - x₁)
Given that;
The point = (1/2 , 5)
And, The slope = undefined
Now,
Since, We know that;
The equation of line with undefined slope and passes through the point will be;
⇒ x = a
Where, 'a' is the x - intercept.
Here, The point = (1/2 , 5)
The slope = undefined
And, The x - intercept = 1/2
So, The equation of line with undefined slope and passes through the point (1/2, 5) will be;
⇒ x = 1/2
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regression analysis is a statistical procedure for developing a mathematical equation that describes how . a. none of the answers is correct b. one dependent and one or more independent variables are related c. several independent and several dependent variables are related d. one independent and one or more dependent variables are related
In regression analysis, there is one dependent variable and there can be one or more independent variables among which a relationship has to be established.
Given that;
Regression analysis is a statistical procedure for developing a mathematical equation that describes;
Finding the variables that have an effect on an interest issue can be done with accuracy using regression analysis. You can confidently establish which elements are most important, which ones can be ignored, and how these factors interact when you do a regression. You must specify a dependent variable that you believe is influenced by one or more independent variables before you can do a regression analysis.
The next step is to create an extensive dataset to work with. A great technique to create this dataset is by sending surveys to your target audiences. Questions covering each of the independent variables in which you are interested should be included in your survey.
Hence, Regression analysis requires establishing a link between one or more independent variables and one dependent variable.
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3x - 2 when x=4
please be quickkkkkkkk
Answer:
10
Step-by-step explanation:
substitute x = 4 into the expression
3x - 2 = 3(4) - 2 = 12 - 2 = 10
Answer: 10
Step-by-step explanation:
4 × 3 = 12
12 - 2= 19
Hope it helps
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The value of function is positive so the function have maximum value 30 at x=3.
In the given question we have to find the maximum or the minimum value of a function.
The given function is
f(x) = -3x^2+18x+3
To find the maximum or minimum value we firstly find the value of f'(x).
f'(x) = -6x+18
Now put f'(x)=0
-6x+18=0
Subtract 18 on both side we get
-6x=-18
Divide by -6 on both side we get
x = 3
Now finding the value of function at x=3
f(3)= -3*(3)^2+18*3+3
f(3)= -3*9+54+3
f(3)= -27+54+3
f(3)= 30
Since the value of function is positive so the function have maximum value 30 at x=3.
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