Jackie made $28 babysitting last week. Her brother Joe made only 80% as much as she did. How much did Joe make?

Josephine sleeps more than 7 hours each night. define a variable and write an inequality

A researcher claims that less than 24% of adults in the US are afraid to fly. You want to test this claim. You find that in a random sample of 1075 adults in the US, 292 are afraid to fly. At α = 0.01, can you support the claim?

Which of the numbers below are whole numbers? Check all that apply. A. 9747.25 B. 0.7832 C. 918 D. 0 E. 46245.7 F. 484.857

Simplfy (-3y^2-8) (-5y^2+1)

Andrea bought tacos from a food truck and left a 25% tip of $2.00. What was the price of Andrea's tacos, before tip?

Laura rents a movie for a flat fee of $2.00 plus an additional $0.50 for each night she keeps the movie. Choose the cost function that represents this scenario if x equals the number of nights Laura has the movie. a. c (x) = 2.00x + 0.50 b.

AB=4-5x BC=2x+25 find AC

If X and Y are random variables, the sum of all the conditional probabilities of X given a specific value of Y will always be: -0.0-1.0-the average of the possible values of X.-the average of the possible values of Y.

The price of a car has been reduced from $12,500 to $7,750. What is the percentage decrease of the price of the car?

F (*) = -4 (*+2) 2 + 10 in the form f (*) = ax2 + bx+c