JEE Main 2024MathematicsProbabilityProbability Distribution Of A Random VariablemediumMCQ

JEE Main 2024Probability Question with Solution

From: JEE Main 2024 (Online) 31st January Morning Shift

Question

Three rotten apples are accidently mixed with fifteen good apples. Assuming the random variable to be the number of rotten apples in a draw of two apples, the variance of is

Choose an option

Show full solutionCorrect option: B
Correct answer
B

Step-by-step explanation

3 bad apples, 15 good apples.

Let be no of bad apples

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About this question

This is a previous-year question from JEE Main 2024, covering the Probability chapter of Mathematics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.