08/28/20

tower records charges $15.49 per CD. Online, you can get CDs for $13.99 each, plus $6 shipping. Find the # of CDs that you can by for the same amount at the 2 stores
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08/26/20

complete the columns of the charts
Twenty-five randomly selected students were asked the number of movies they watched the previous week. The results are as follows.# of movies Frequency Relative Frequency Cumulative... more
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08/26/20

Rearrange the following equation to solve for R. PV = nRT

Options: A. R = PV / nT B. R = PVnTC. R = nT / PVD. R = PVT / n
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08/25/20

Permutation Question
How many permutations are there of the letters in the word BASKETBALL, if the two Ls must be together?
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08/24/20

divide the product of 7 and 3 by g, then raise the result to the 10th power
Please help me with this problem for school
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08/21/20

Find the Value of a :)
a diagram shows vertical angles where the angle with (4a)° is vertical to the angle with (2b+6)° and the angle with (12b+6)° is vertical to the angle with (8c+5d)° i tried to explain the diagram as... more
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08/19/20

HELP PLEASE!!! Suppose that the functions r and s are defined for all real numbers x as follows. r(x)=x-2 s(x)=4x+6. Write the expressions for (r-s) and (r+s)(x) and evaluate (r*s)(3).

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08/17/20

How would i even begin to simplify this?

[(x^2 -36)^4] / (divided by) [(x^2 -12x+36) (times) sqrt(x+6)]__________ divided by ___________________________t h i s t h i s w h o l e o t h e... more
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08/16/20

algebra question
40=c^2 Can you find the answer for c
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08/14/20

Card probability
find the probability of selecting two 10s when two cards are drawn without replacement from a standard deck of cards
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08/14/20

Random Sample Hypothesis

Using your class as the randomsample size, mean is 2323 standard deviation is 92.480.01 significance level, is it reasonable to say female graduates expectedmean salary is less than $2,400? with... more
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08/13/20

Population mean
Jordan made 6 out of 11 free throws in his last basketball game. estimate the population mean that he will make his free throws
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08/13/20

a car travels 100 meters in 5 second. what is the speed of the car?
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08/12/20

Money Question!

A coin collector had a collection of 900 silver coins worth $205. There were five times as many quarters as half-dollars. If the rest of the coins were dimes, how many of each kind of coin did the... more
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08/12/20

Tanya has bills worth $40 in her wallet. If she has one more $5 bill than $10 bills and two more $1 bills than $5 bills, how many of each does she have?
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08/11/20

Given the following function, find f(x+2). f(x)=2x^2−6x
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08/11/20

(NEED ASAP) Polynomial Math Question
9x^3 – 16x^2 = 0X(9x^2 – 16x) = 0X(3x-4)(3x-4) = 03x – 4 = 0   3x – 4 = 03x = 4X = 4/31. Find the two errors shown in solving the equations above. Explain each error in detail.2. Solve each... more
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08/09/20

Homework help statistic

Suppose there are 10 females and 15 males. Select 3 people.(a) How many ways can we select 3 people?(b) How many ways can we select 3 females?(c) Find 𝑃(3 𝑓𝑒𝑚𝑎𝑙𝑒𝑠)(d) How many ways can we select 2... more
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08/09/20

Calculate the test statistic
Testing:H0:μ=52H1:μ<52 Your sample consists of 81 subjects, with a mean of 51.4 and standard deviation of 1.2.Calculate the test statistic, rounded to 2 decimal places.t=________
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08/08/20

I need help on how to solve
A linear function can be used to model the decrease in rainfall measured since 1880. The decrease in annual rainfall has been a constant 0.12 inches per year. Let x represent the number of years... more
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08/07/20

help me I am confused
A golf course charges $17 for a package including the full 18-hole course. The course also sells buckets of golf balls for $22 each. The golf course would like to earn $619 by the end of the day. ... more
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08/06/20

Systems of Equations & Solutions
For each of the following systems of equations, state if the system has a unique solution, an infinite number of solutions, or is inconsistent (no solutions). If the system has a unique solution,... more
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08/05/20

help help me please
Consider the function f(x) = 3x − 2. Select True or False for each statement.True or False The y-intercept is 2.True or False The x-intercept is 2/3true or false The slope is 3.
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08/05/20

help me please help
Look at each equation. Does the equation represent a line with slope m = 5,containing the point (3, 8)?Select Yes or No for each equation.  Yes or No 5x − y = 7   Yes or No x + 8y = 5 Yes or No... more
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08/05/20

please help me okay
What is the x−intercept of y + 12 = 3(x − 9)?The x−intercept is ___________I substituted 0 for (select) x, or y and solved the equation for x, or y.
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