A bag contains 7 red and 2 white balls and another bag contains 5 red and 4 white balls. Two balls are drawn, one from each bag. The probability that both the balls are white, is

A bag contains 7 red and 2 white balls and another bag contains 5 red and 4 white balls. Two balls are drawn, one from each bag. The probability that both the balls are white, is

  1. A

    2/9

  2. B

  3. C

    8/81

  4. D

    35/81

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    Solution:

     Required probability = 2C1 9C1× 4C1 9C1=881

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