Mathematics, 15.07.2019 04:00, sim2004
Molly opened a bank account. she deposited $86.50 into her account every month for 20 months. she used $24.50 every month to pay for singing lessons. after 20 months, she used 1 over 4 of the total money left in her account to go to a summer camp for singers. what is the total amount of money molly spent to go to the summer camp?
Answers: 1
Mathematics, 21.06.2019 19:40, marshallmattah
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
Answers: 1
Molly opened a bank account. she deposited $86.50 into her account every month for 20 months. she us...
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