the sum of the numbers p, q and r is 80. the ratio of p, q and r is 3 and 5. the ratio of r and q is 10 to 4. what is the value of pq? show work.

Do graduates from uf tend to have a higher income than students at fsu, five years after graduation? a random sample of 100 graduates was taken from both schools. let muf be the population mean salary at uf and let mufsu be the population mean salary at fsu. how should we write the alternative hypothesis?

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

You are designing a rectangular pet pen for your new baby puppy. you have 30 feet of fencing you would like the fencing to be 6 1/3 feet longer than the width