PROBABILITY | Part 1

Three students A, B and C are to take part in a swimming competition. The probability of A's winning or B's winning each is 3 times the probability of C's winning. The probability of C 's winning if there is no tie is . (A) 4/7 (B) 3/7 (C) 2/7 (D) 1/7

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The probabilities of solving a problem by three students A,B and C are 1/2, 1/3 and 1/4 respectively. The probability that the problem will be solved, is

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The probability of apointment of A at a post is 1/2 and probability of appointment of A at a post is 1/2 and probability of appointment of B is 1/3 . If only one can be appointment, then find its probability.

Divide 1224 into three parts such that first part be double that of second part and second part be 1/3 of the third part.

The probabilities of two independent events A and B are respectively ________ and _______, P((A)>P(B)) if the probability that both occur is 1/6 and the probability that none of then occur is 1/3 .