A bag contains 3 red and 4 black balls. If two balls are drawn at random without replacement, what is the probability that both are red? MCQ with Answer and Explanation

Question

A bag contains 3 red and 4 black balls. If two balls are drawn at random without replacement, what is the probability that both are red?

A. 2/7

B. 9/49

C. 3/14

D. 1/7

Answer: Option D

Solution (By JKSSB Mock Tests)

P(Both Red) = (3/7) × (2/6) = 6/42 = 1/7.

This question belongs to: Accountancy and Statistics Statistics

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Correct Answer: Option C

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