Question

A bag has 4 red balls and 5 black balls , a second bag has 3 red and 7 black balls .One ball is drawn from the first bag and two front second bag .Find the probability that out of three balls, two are black and one is red

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Answer 1

Answer:

Explanation:

BAG 1 : RED BALLS = 4

           BLACK BALLS = 5

TOTAL = 9

BAG 2 : RED BALLS = 3

BLACK BALLS = 7

TOTAL = 9