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A pair of unbiased dice are rolled toget...

A pair of unbiased dice are rolled together till a sum of either 5 or 7 is obtained. Then find the probability that 5 comes before 7.

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To solve the problem of finding the probability that a sum of 5 comes before a sum of 7 when rolling a pair of unbiased dice, we can follow these steps: ### Step 1: Define Events Let: - \( A \): the event that a sum of 5 occurs. - \( B \): the event that a sum of 7 occurs. - \( C \): the event that neither a sum of 5 nor a sum of 7 occurs. ...
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