Mathematics, 24.06.2020 05:01, jazz71527152
At a certain high school, 25 students play only stringed instruments, 15 students play only brass instruments, and 5 students play both. There are also 5 students who play neither stringed nor brass instruments. What is the probability that a randomly selected student plays both a stringed and brass instrument?
Answers: 3
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At a certain high school, 25 students play only stringed instruments, 15 students play only brass in...
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