Answer:
40
Step-by-step explanation:
hope it helps and sorry if it's wrong but i wish you luck
if ur good at graphs come here.
Answer:
Believe its D
Step-by-step explanation:
Answer:
(-6,-12) let me know if wrong
Step-by-step explanation:
Mark me brainliest plz
Find the next positive coterminal
angle to 147º
Answer:
5 + 5 = 10
Step-by-step explanation: ok
PLEAEEE PLEAEE AHHHHHHH
Answer:
116cm^2
Step-by-step explanation:
mark me brainliest!
Which system of equations is graphed below
Answer:
2nd option
x - y = 6
3x + 4y = 4
Im 95% sure thats the answer. Im truly sorry if this is incorrect.
Step-by-step explanation:
Answer:
y=-3/4x+1
y=x-6
Step-by-step explanation:
ignore this rjrjrjrjrjnrjrj
What is the value of 11+3(9-6)-4
Please Help!!!!!
You will be deeply appreciated
I need this for a test!
Answer:
C. 99
Step-by-step explanation:
The number are all less than 50 and then there is only one number that is greater than 50. The number is 99. Because it is a number that is not close to the average numbers at all, it is the outlier.
If this answer has helped you, please mark as brainliest
Answer:
C. 99
Step-by-step explanation:
an outlier is a number that is dralastically diffrent then the rest
what is the square root of 16 to the nearest tenth
Answer:
4
Step-by-step explanation:
4 x 4 = 16
hope dis helps :)
Answer:
the square root of 16 is 4 the nearest tenth is 4
Which ordered pair is a solution of the equation? −7x+3y=2
Answer:
(-2/7,2/3)
Step-by-step explanation:
Let's solve for x.
−7x+3y=2
Step 1: Add -3y to both sides.
−7x+3y+−3y=2+−3y
−7x=−3y+2
Step 2: Divide both sides by -7.
−7x/ −7 = −3y+2/ −7
x= 3/ 7 y+ −2/ 7
Answer:
x= 3/ 7 y+ −2/ 7
Let's solve for y.
−7x+3y=2
Step 1: Add 7x to both sides.
−7x+3y+7x=2+7x
3y=7x+2
Step 2: Divide both sides by 3.
3y/ 3 = 7x+2/ 3
y= 7/ 3 x+ 2/ 3
Answer:
y= 7/ 3 x+ 2/ 3
What is the perimeter,in centimeters of triangle QRS?
Answer: 60
Step-by-step explanation:
You have to use Pythagorean Theorem because the other side is not listed of the triangle
Pythagorean Theorem: a² + b² = c²
a² + 20² = 25²
a² + 400 = 625
625-400 = a²
a² = 225
Find the square root of 225 to find the missing length
[tex]\sqrt{225}[/tex] = 15 (this is the missing length for QS
To find the perimeter, add all the sides...
15 + 20 +25 = 60
. The land area of Charlotte, NC is approximately 3 x 102 square miles.
There are 6.4 x 102 square acres in a square mile. How many square
acres are in the city of Charlotte?
A 1.92 x 105 square acres
B. 2.13 x 104 square acres
C. 4.7 x 105 square acres
D. 9.4 x 104 square acres
Answer:
Option A
Step-by-step explanation:
Land area of Charlotte, NC = [tex]3\times 10^2[/tex] square miles
Scale to be used,
1 square miles = [tex]6.4\times 10^2[/tex] square acres
By this scale,
[tex]3\times 10^2[/tex] square miles = [tex](6.4\times 10^2)\times(3.2\times 10^2)[/tex] square acres
= [tex](6.4\times 3)\times 10^{2+2}[/tex]
= [tex]19.2\times 10^4[/tex] square acres
= [tex]1.92\times 10^5[/tex] square acres
Therefore, Option A will be the correct option.
Find the Difference: 0.325-0.01
Answer:
= 0.315
Step-by-step explanation:
hope this helps :)
HELP ASAP ITS DUE TOMORROW PLS!!!!!
Answer:
Im pretty sure the answe is C
Step-by-step explanation:
im very bad at explaining im sorry
The walls of a bathroom 2,5 m long, 2,05 m
wide and 3 m high are to be covered with
tiles, each 15 cm by 15 cm. If a saving of
108 tiles is made on doors and windows,
how many tiles will be needed altogether?
Note that some tiles will have to be cut.)
Answer:
The number of tiles needed is 1.105.[tex]\overline 3[/tex] tiles
Step-by-step explanation:
The given data on the dimensions of the bathroom wall are;
The length, l = 2.5 m
The width, w = 2.05 m
The height, h = 3 m
The dimension of the tiles with which the walls are to be covered = 15 cm by 15 cm
The dimensions of the tiles in meters = 0.15 m by 0.15 m
The number of tiles savings made on the doors and windows of the bathroom = 108 tiles
Let 'A' represent the surface area of the bathroom wall, we have;
A = h·w + h·w + l·h + l·h = 2·h·w + 2·l·h = 2·h·(w + l)
∴ A = 2 × 3 m (2.5 m + 2.05 m) = 27.3 m²
The surface area per tile, Tₐ = 0.15 × 0.15 = 0.0225
∴ Tₐ = 0.0225 m²/tile
The number of tiles needed, n = A/Tₐ - 108 tiles
∴ n = 27.3 m²/(0.0225 m²/tile - 108 tiles = [tex]\left (1105+\dfrac{1}{3} \right )[/tex] tiles = 1.105.[tex]\overline 3[/tex] tiles
The number of tiles needed, n = 1.105.[tex]\overline 3[/tex] tiles.
A stock market analyst observes the following for the price of two stocks that he owns, one of which is increasing at an exponential rate (geometric) and the other is increasing in a linear fashion (arithmetic).
Stock A: Equation: an = 15n + 143, where an is the value of the stock and n is the number of years.
Year Price
1 $158.00
2 $173.00
3 $188.00
4 $203.00
5 $218.00
Stock B: Equation: an = 24(1.1)n − 1, where an is the value of the stock and n is the number of years.
Year Price
1 $24.00
2 $26.40
3 $29.04
4 $31.94
5 $35.14
Assuming these stock values continue to increase in the same manner until retirement, which stock option is worth more in 50 years and how much more is this stock worth per share?
HELPPPPPP 100 POINTS PLEASE
Answer:
Use the formulas and find 5th term of both and compare
Stock A
a₅₀ = 15(50) + 143 = $893Stock B
a₅₀ = 24(1.1)⁴⁹ = $2561.25As we see Stock B share has greater value in 50 years and the difference is:
$2561.25 - $893 = $1668.25Find 50th term on both
#1
15(50)+143893#2
24(1.1)^{50-1}24(1.1)⁴⁹2561.25Difference
2561.25-893$1668.25helppppp i need to round the answer to one decimal place
Answer:
4.5 , and my answer needs to be 20 characters long, but I'm pretty sure it's 4.5
Noah wrote the expression 10m - 2c to represent the following scenario.
A bakery sells muffins for $2 each and cakes for $10 each. Write an expression that gives the amount of money, in
dollars, the bakery makes from selling m muffins and c cakes.
Explain why Noah's expression is incorrect. Provide the correct expression that represents the scenario.
Answer:
Noah's expression is wrong because he used the wrong coefficients for the variables, and he used a subtraction sign instead of an addition sign.
The correct expression is 2m + 10c
Step-by-step explanation:
Noah is incorrect because he used the wrong coefficients for both of the variables in the expression.
Since muffins are $2 each, and m is the number of muffins, the amount of money made from the muffins is 2m, not 10m.
Similarly, since cakes are $10 each, and c is the number of cakes, the amount of money made from the cakes is 10c, not 2c.
Noah is also incorrect because he used a subtraction sign instead of an addition sign. The amounts made from the muffins and cakes have to be added together.
Putting all of this together, the correct expression is 2m + 10c.
Question 10 of 10
If a sample mean is 37, which of the following is most likely the range of
possible values that best describes an estimate for the population mean?
O A. (28,36)
B. (32, 42)
C. (34, 42)
D. (30,38)
If a sample mean is 37, (32, 42) is most likely the range of possible values that best describes an estimate for the population mean. The correct option is C.
What is mean?In math, a mean is the average of a data set, which is calculated by adding all of the numbers together and then dividing the sum of the numbers by the number of numbers.
Assuming a moderate sample size (e.g., n = 30) and a typical population standard deviation (e.g., σ = 10), the SEM can be estimated to be approximately 2.
Using this estimate, the range of possible values for the population mean can be calculated as:
37 - x = 33
37 + 2 * 2 = 41
Therefore, the most likely range of possible values for the population mean is option C.
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Please help immediately and please show working
Answer:
x = 9
y = [tex]9\sqrt{2}[/tex]
Step-by-step explanation:
Since there is a 45° angle and a 90° angle, this is a isosceles triangle, therefore x = 9 and you can find y by pithagoras:
9² + 9² = y²
81 + 81 = y²
y = [tex]\sqrt{162}[/tex]
[tex]y=\sqrt{2 * 81}[/tex]
[tex]y=\sqrt{2 * 9^2}[/tex]
[tex]y=9\sqrt{2}[/tex]
What is the maximum width on a stair before another stringer is
required?
A.12
B.16
C.24
D.30
Answer:
A.12
Step-by-step explanation:
Why is the average approaching 3.5?
There are no remaining rolls, and the average approaching 3.5 is simply the current average of 3.51.
What is a mean?It is the average value of the set given.
It is calculated as:
Mean = Sum of all the values of the set given / Number of values in the set
We have,
To find the average approaching 3.5, we need to use the concept of the mean or expected value.
The expected value of a random variable is the long-run average value that we would expect to get if we repeat an experiment many times.
In this case, we can consider each roll of a die as an experiment, and the value of the die as the random variable.
Assuming that the die is fair and has six equally likely outcomes, each with a value between 1 and 6, the expected value of the die is:
E(X) = (1 + 2 + 3 + 4 + 5 + 6)/6 = 3.5
Therefore, if we roll the die many times, we would expect the long-run average value to be 3.5.
Now, if we have rolled the die 3200 times and the average so far is 3.51, we can calculate the sum of all the values rolled so far as:
Sum = (Average so far) x (Number of rolls) = 3.51 x 3200 = 11232
To find the average approaching 3.5, we need to calculate the average of the remaining rolls. Let's call the number of remaining rolls "n". Then we have:
Average approaching 3.5 = (Sum of remaining rolls) / n
We know that the total number of rolls is 3200, so the number of remaining rolls is:
n = 3200 - (number of rolls already rolled)
n = 3200 - 3200 = 0
Therefore,
There are no remaining rolls, and the average approaching 3.5 is simply the current average of 3.51.
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BJ purchased five candy bars ($.79 each) three sodas ($.169)each and four bags of chips ($.89 each). What percent of the total order was spent on sodas? 
Answer:
12.0%
Step-by-step explanation:
Two situations are given in the table below. Drag the words to show which situation is modeled by an expression and which is modeled by an equation. CLEAR CHECK Equation Expression Situation Expression or Equation:
6 minutes longer than Laura.
Ken sang 6 minutes longer than Laura.
The phrase “6 minutes longer than Laura” is an expression,
What is an expression?Expression in mathematics is defined as the collection of numbers variables and functions by using signs like addition, subtraction, multiplication, and division.
We are given that;
6 minutes longer than Laura and Ken sang 6 minutes longer than Laura.
Now,
Because it does not have an equal sign. It can be written as L + 6, where L is the number of minutes that Laura sang.
The sentence “Ken sang 6 minutes longer than Laura” is a situation that can be modeled by an equation, because it involves a relationship between two quantities. It can be written as K = L + 6, where K is the number of minutes that Ken sang and L is the number of minutes that Laura sang.
Therefore, by the given statement answer will be expression.
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The circumference of a circle is 11pi m (meters)
What is the area, in square meters?
Express your answer in terms of pi.
Answer:
10 square meters
Step-by-step explanation:
The surface area of a cylinder with height 2 in. is given by the function f(x) = 2πx2 + 4πx, where x is the radius. If g(x) = 4πx gives the surface area of the side of the cylinder, which combined function gives the total surface area of the two circular bases?
A. f + g
B. g − f
C. f − g
D. f · g
Answer:
C f - g
Step-by-step explanation:
the surface area of a cylinder consists of the two circles (1 at the top, 1 at the bottom) and the surrounding "mantle", the side of the cylinder, that connects the two circles.
there are no other parts.
so, when the function for the whole surface area is
SA(x) = f(x) = 2×pi×x² + 4×pi×x
and the side/ mantle area by itself is
g(x) = 4×pi×x
then when ignoring the side/mantle area part in f(x) the only thing left of the main function f(x) is the surface area of the two circular bases.
therefore, the solution for the function of the surface area of only the two circular bases must be the main function minus the function for the side/mantle area.
=> f - g
what is 25% of 8
i really need the answer
Answer:
2
Step-by-step explanation:
8/4 = 2
Answer:
2
Step-by-step explanation:
Marco is reconstructing his expenses for the past two weeks. Here are the records of his expenses:
Transaction
Cost ($)
T-shirt
20
Gas
22
Movie
13
Video game
39
Jeans
34
Hat
15
Books
31
Marco’s bank statement says that he has an ending balance of $81. What is Marco’s starting balance?
Answer:
255 - A
Step-by-step explanation:
81+31+15+34+39+13+22+20=255
In the movie hidden figures what does the cop do to or For the three ladies
Answer:
the cop offers them a police escort all the way to Langley
Step-by-step explanation:
having a car full of african americans in a car chase a police all the way too Langley.
pleas help due to night
Answer:
72
Step-by-step explanation:
20+20+16+16=72, when they give you half of the sides, the sides opposite of it is the same.
Answer:
72
Step-by-step explanation:
When you are looking for perimeter you add all of the sides so 16+16 and 20+20 then add the sum of each side can I have brainliest please pretty please
whats the slope for this questions please and thank you
Answer:
The equation would be y= 1/5x - 2
Step-by-step explanation:
Please help I am really confused with this
Answer:
Step-by-step explanation:
volume of sphere = 4/3*pie*radius cubed
4/3*pie*27 = 36pie
113cmcubed to the nearest whole number
Answer:
A. 113 cm
Step-by-step explanation:
Formula: [tex]\frac{4}{3}\pi r^{3}[/tex]
So: [tex]\frac{4}{3}\pi 3^{3}= 113.0973355[/tex]
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