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Three fair coins are tossed. Find the pr...

Three fair coins are tossed. Find the probability that they are all tails, if one of the coins shows a tail.

A

`2/7`

B

`5/14`

C

`1/7`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
C
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  16. A bag contains 3 red and 4 black balls and another bag has 4 red and 2...

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