This problem have been taken from the old paper of MASTER of COMMERCE Examination of well-known University in India.

The probability of a man hitting a target is

How many times must he fire so that the probability of his hitting the target at least once is greater than

?

Answer: -

3.818 times i-e approximately 4 times

A man must fire 4 times so that the probability of his hitting the target at least once is greater than

Verify the answer, if found wrong reply me.

Answer is not available in the university paper set.So I don't know whether I solved the problem wrongly or correctly.