MHT CET 2025 Mathematics question

MathematicsProbabilityMHT CET 2025

The probability that a student is not a swimmer is . The probability that out of 5 students selected at random 4 are swimmers is

Answer: (A)

Solution

Each student is a swimmer with probability , independently, so the number of swimmers among 5 students is binomial with , , .

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Question ID VK-102716