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A bag contains 3 black and 4 white balls...

A bag contains 3 black and 4 white balls. Two balls are drawn one by one at random without replacement. The probability that the second drawn balI is white, is

A

`(4)/(49)`

B

`(1)/(7)`

C

`(4)/(7)`

D

`(12)/(49)`

Text Solution

Verified by Experts

The correct Answer is:
C
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