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A box contains pairs of socks of two col...

A box contains pairs of socks of two colours (black and white). I have picked out a white sock. I pick out one more with my eyes closed. What is the probability that it will make a pair?

A

`2/3`

B

`4/3`

C

`5/3`

D

`1/3`

Text Solution

Verified by Experts

The correct Answer is:
D
Total outcome=3
Favorable outcome=1
P(pair)=1/3.
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Knowledge Check

  • Murari has 9 pairs of dark blue socks and 9 pairs of black socks. He keeps them all in the same bag. If he picks out three socks at random, what is the probability that he will get a matching pair?

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