Mathematics, 12.03.2020 20:20, aliami0306oyaj0n

Twenty students compete in a school-wide marathon and each student is of comparable running ability. Of the 20 students, 15 were boys and 5 were girls. What is the probability that boys will place 1st, 2nd, and 3rd in the marathon?

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Twenty students compete in a school-wide marathon and each student is of comparable running ability....