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MHT CET 2025 Mathematics question

MathematicsProbabilityMHT CET 2025

Let X denote the number of hours you study on a Sunday. It is known that

P(X=x)=

Where k is constant. Then the probability that you study at least two hours on a Sunday is

Answer: (C)

Solution

The probabilities must add up to 1. , , , , . So . "At least two hours" means :

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Question ID VK-102855