Mathematics, 30.05.2020 17:57 munchyswish

(50 points) At a certain high school, 15 students play stringed instruments and 20 students play brass instruments. Five students play neither stringed nor brass instruments. What is the probability that a randomly selected student plays both a stringed and a brass instrument?

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(50 points) At a certain high school, 15 students play stringed instruments and 20 students play bra...