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Mathematics 7 Online
OpenStudy (saylilbaby):

help/medal

OpenStudy (saylilbaby):

OpenStudy (anonymous):

There are a total of 948 people. Of them, 81 are moderate exercisers. Therefore, the probability of choosing one person that is a moderate exerciser is 81/948. We then need to choose the second one. there are 80 choices and 947 people so we multiply 81/948 and 80/947 together

OpenStudy (saylilbaby):

A @Fuzure ?

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