A bag contains 3 red, 3 white and 3 green balls. One ball is taken out of the bag at random. What is the probability that the ball drawn is - (1) red. (2) not red (3) either red or white.

Doubtly Asked 24 Oct 2026 Save WhatsApp Report

1 answer

Answer: (1) 1/3 (2) 2/3 (3) 2/3

n(S) = 9

(1) \( P(\text{red}) = \frac{3}{9} = \frac{1}{3} \)

(2) Not red means white or green: 6 balls. \( P = \frac{6}{9} = \frac{2}{3} \)

(3) Red or white: 6 balls. \( P = \frac{6}{9} = \frac{2}{3} \)

Doubtly AI · 24 Oct 2026 AI-verified · Oct 2026 Report

Was this answer helpful?