general Maths Puzzle Numerical Ability Arithmetic

A boy has Rs 3. He wins or loses Re 1 at a time If he wins he gets Re 1 and if he loses the game he loses Re 1. He can loose only 3 times. He is out of the game if he earns Rs 5. Find the number of ways in which this is possible?

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general Other Question

At a club each member shook hands with every other member. If there were totally 1042 handshakes how many members were present? What does the hexanumber E74 in radix 7??