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Start learning 50% faster. Sign in nowProbability that Vipin fails the exam = 1 - (2/7) = (5/7)
Probability that Saloni passes the exam = 1 - (5/12) = (7/12)
Required probability = (2/7) × (7/12) + (5/7) × (5/12)
= (14/84) + (25/84) = (39/84) = (13/28)
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