# Bag I contains 3 red and 4 black balls and Bag II contains 4 red and 5 black balls.One ball is transferred from Bag I to Bag II and then two balls are drawn atrandom (without replacement) from Bag II. The balls so drawn are found to beboth red in colour. Find the probability that the transferred ball is red.

1
by nik

cumon do fast !!

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