Home JEE Main - Previous Year Papers JEE MAIN 2018 OFFLINE PAPER A bag contains 4 red and 6 black balls. A ba…
JEE Main - Previous Year Papers JEE MAIN 2018 OFFLINE PAPER Single Correct MCQ
Published on: August 14, 2026

A bag contains 4 red and 6 black balls. A ball is drawn at random from the bag, its colour is observed and this ball along with two additional balls of the same colour are returned to the bag. If now a ball is drawn at random from the bag, then the probability that this drawn ball is red, is:

A
B

C
D

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Text Solution

Verified by Experts
The correct answer is:
C

Initially 4 Red balls and 6-Black balls

Required probability

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