New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    Two players, A and B, play a tennis match. It is known

    that the probability of A winning the match is 0.65. What is the probability of B winning the match?
    A 0.25 Correct Answer Incorrect Answer
    B 0.38 Correct Answer Incorrect Answer
    C 0.35 Correct Answer Incorrect Answer
    D 0.30 Correct Answer Incorrect Answer

    Solution

    Let S and R denote the events that A wins the match and B wins the match, respectively. The probability of A’s winning =P(S) = 0.65(given) The probability of B’s winning = P(R) = 1 – P(S) [As the events R and S are complementary] =1 – 0.65 = 0.35

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