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A bag contains 3 red and 5 black balls a...

A bag contains 3 red and 5 black balls and second bag contains 6 red and 4 black balls. A ball is drawn from each bag. Find the probability that one is red and the other is black.

A

`3/20`

B

`21/40`

C

`3/8`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
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