Mathematics, 10.05.2021 03:00 vcasela

Of the 125 members of the marching band, 42 are in chorus, 78 play a sport, and 28 are both in chorus and play a sport. If a member of
the marching band is chosen at random, what is the probability that
they are in chorus, given that they do not play a sport?

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Of the 125 members of the marching band, 42 are in chorus, 78 play a sport, and 28 are both in cho...