An urn contains three red balls and white balls. Mr. draws two balls together from the urn. The probability that they have the same colour is 1/2. Mr. draws one balls from the urn, note its colour and replaces it. He then draws a second ball from the urn and finds that both balls have the same colour is: 5/8.The possible value of is |

An urn contains three red balls and white balls. Mr. draws two balls together from the urn. The probability that they have the same colour is 1/2. Mr. draws one balls from the urn, note its colour and replaces it. He then draws a second ball from the urn and finds that both balls have the same colour is: 5/8.The possible value of is |

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There are white balls in the turn Probability of Mr. A to draw two balls of same colour is (given) or 6 (1) Also required probability for Mr. according to the question is (given) Solving, we get or 9 (2) From (1) and (2), |