SOLUTION: Mrs. Jones surveys her class. 75% students have brothers. 82% have sisters. 65% have both. What is the probability that a students has a brother or a sister?
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Question 868024: Mrs. Jones surveys her class. 75% students have brothers. 82% have sisters. 65% have both. What is the probability that a students has a brother or a sister? Answer by ewatrrr(24785) (Show Source):
