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A bag contains 4 white, 8 black and 6 blue balls. If two balls are drawn at random, find the probability of both the balls being black?
22/137
14/123
28/153
1/15
Answer & Explanation Answer – C.28/153 Explanation : n(S) = 18C2 = 153 There are eight black balls, out of which two balls are drawn in 8C2 ways. n(E) = 28 P(E) = 28 /153 = 28/153
By: Sandeep Dubey ProfileResourcesReport error
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