Q13 of 249 Page 31

Mark the correct alternative in each of the following:

Two dice are thrown simultaneously. The probability of getting a pair of aces is


for this experiment, out of the 36 sample point, the favorable one is (1,1)

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Mark the correct alternative in each of the following:

Out of 30 consecutive integers, 2 are chosen at random. The probability that their sum is odd, is


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Mark the correct alternative in each of the following:

A bag contains 5 black balls, 4 white balls and 3 red balls. If a ball is selected random wise, the probability that it is black or red ball is


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Mark the correct alternative in each of the following:

An urn contains 9 balls two of which are red, three blue and four black. Three balls are drawn at random. The probability that they are of the same colour is


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Mark the correct alternative in each of the following:

A coin is tossed three times. If events A and B are defined as A = Two heads come, B = Last should be head. Then, A and B are