Jonathan and his two friends want to share 2.5 pounds of gum balls. if they share the gum balls evenly, how many pounds of gum balls will each of them get?

Suppose that 3% of all athletes are using the endurance-enhancing hormone epo (you should be able to simply compute the percentage of all athletes that are not using epo). for our purposes, a “positive” test result is one that indicates presence of epo in an athlete’s bloodstream. the probability of a positive result, given the presence of epo is .99. the probability of a negative result, when epo is not present, is .90. what is the probability that a randomly selected athlete tests positive for epo? 0.0297

How do i put 3(x+7) in distributive property

Interpret the following expression (5y^2-7)^3/(2y)^2