Mathematics, 01.12.2020 21:50 jynaepooh

In a school of 450 students 110 of them are in a choir 240 of them are in a band and 60 students are in the choir and the bandFind the probability that a student chosen at random is on the choir or the band or both

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In a school of 450 students 110 of them are in a choir 240 of them are in a band and 60 students are...

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