Ron buys 5 pounds of apples for $3.25. write a direct variation equation for the cost of y of x pounds of apples. find the cost of 21 pounds of apples.

The variable z is directly proportional to x, and inversely proportional to y. when x is 4 and y is 13, z has the value 1.2307692307692. what is the value of z when x= 9, and y= 20

Plz a. s. a. p.the table shows the number of male and female contestants who did not win a prize. what is the probability that a randomly selected contestant won a prize, given that the contestant was female? write the probability as a percent. round to the neares tenth, if needed.

It says factor each expression completely 8y+48