MBA Exam

A bag contains 2 red, 3 green, 4 blue and 5 white balls. Two balls are drawn at random from the bag without replacement. X is defined as the event that at least one of the two balls drawn is white and Y is defined as the event that none of the two balls drawn is white. Then,A)P(X) = P(Y)B)P(X) < P(Y)C)P(X) > P(Y)D)P(X) = 1.5 × P(Y)

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MBA Other Question

A dice is rolled three times and sum of three numbers appearing on the uppermost face is 15. The chance that the first roll was a four isOptions:1. 2/52. 1/53. 1/64. None of these

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2) 2
3) 3
4) 4
eleven books, consisting of 5 engineering books, 4 mathematics & 2 physics books are arranged in a shelf at random. probability that the books of each kind are all together ?explain plz

1) 5/1155
2) 2/1155
3) 3/1155
4) 1/1155