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Qn #1817
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A and B throw a die in succession to win a bet with A starting first.
Whoever throws ‘1’ first wins Rs. 110.
What are the respective expectations of A and B?
Qn #1617
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If a man purchases a raffle ticket, he can win a first prize of Rs.5,000 or a second prize of Rs.2,000 with probabilities 0.001 and 0.003 respectively. What should be a fair price to pay for the ticket?
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A committee of 5 is to be chosen from a group of 9 people. The probability that a certain married couple will either serve together or not at all is
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In a box, there are 8 red, 7 blue and 6 green balls. One ball is picked up
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A cricket team won 40% of the total number of matches it played during a year If it lost 50% of the matches played and 20% matches were drawn, the total number of matches played by the team during the year was:
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