Question 4:

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?


It can be observed that while closing the eyes, one can draw either a black sock or a white sock. Therefore, there are two possible cases.

Probability =

Probability (a pair of white socks will be formed) =

This is incorrect answer of meritnation and I need help of a meritnation expert to change it.

The answer is supposed to be 1/3 since there are two black socks and only one white sock which means that out of total three there is only one possiblity for you to pick the matching sock in the white pair. So please change the answer and explaination so that its correct.

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