Lisa plans to deposit all the gift money for her 18 birthday into an account that earns 4% simple interest anually if lisa reaceves 115 on her 18th birthday and does not add or take away from her balance, how much money will be in her account at the end of four years

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