Problem Statement: EE Board April 1991
There are 50 tickets in a lottery in which there is a first and second prize. What is the probability of a man drawing a prize if he owns 5 tickets?
Problem Answer:
The probability of a man drawing a prize if he owns 5 tickets is 20%.
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This solution is incorrect, the real solution is
P = C(2,1)C(48,4) divided by C(50,5) which will give you an answer of 0.1837