Mathematics, 09.09.2021 21:30 tessa70
Tickets for a school event were $ 2.50 for students and $ 3.00 for parents. If a total of 81 tickets were sold for $ 228.50 , how many student and parent tickets were sold?
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Mathematics, 21.06.2019 16:20
Taking algebra two apex courses and need with these questions
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Mathematics, 21.06.2019 18:30
Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.
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Mathematics, 21.06.2019 19:40
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
Tickets for a school event were $ 2.50 for students and $ 3.00 for parents. If a total of 81 tickets...
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