AIEEE Exam

A pair of fair dice is shown independently three times. The probability of getting a score of
exactly 9 twice is

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AIEEE Other Question

Four numbers are chosen at random from {1,2,3,.., 40}. The probability that they are no consecutive is A has 3 shares in lottery containing 3 prizes and 6 blanks. B has two shares in a lottery containing 2 prizes and 6 blanks. The ratio of their chances of success is