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Threre are 9 red,7 white and 4 black balls in an urn. Two balls are drawn at random from the urn. What will be the probability that both the balls are

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Threre are 9 red,7 white and 4 black balls in an urn. Two balls are drawn at random from the urn. What will be the probability that both the balls are red ? A. 18 95 B. 9 95 C. 9 10 D. 8 95 Select the correct answer from above options

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Correct Answer - A Total possible outcomes = = selection of a 2 balls out of (9+7+4=20) balls = 20 C 2 = 20 × 19 1 × 2 = 36 = ⇒ Required probability = 36 190 = 18 95 ⇒

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