AIEEE Exam

If three squares are chosen at random on a chess board, then the chance that they should be in a diagonal line is??

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AIEEE Other Question

A contest consists of predicting the result (win, draw or loss) 5 foot ball matches. The probability that an entry contains at least 3 correct answers is A box contains 2 fifty-paise coins, 5 twenty five paise coins and a certain number n (-b) of ten and five paise coins. Five coins are taken out of the box at random. The probability that the total value of these 5 coins is less than one rupee and fifty paise is?