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If 2 balls are drawn at random from 4 wh...

If 2 balls are drawn at random from 4 white, 2 black and 3 red balls, then probability that one is white and the other black, is

A

`1/9`

B

`2/9`

C

`7/9`

D

`8/9`

Text Solution

Verified by Experts

The correct Answer is:
B
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  18. If P(Acup B) = 5/6, P(AcapB)=1/3 and P(B') = 1/3," then " P(A) =

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  20. If P(A) = 1/3, P(B) = 2/5 and P(A cup B) = 8/15," than " P (A'cupB')=

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