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JEE Main Math Class 12 Probability Part 2 Questions

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Three balls are drawn at random from a bag containing 5 blue and 4 yellow balls. Let the random variables X and Y respectively denote the number of blue and Yellow balls. If X and Y are the means of X and Y respectively, then 7X+4Y is equal to ______.

[8 Apr 2024 Shift 1]

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