A bag contains 8 red and 5 white balls.Three balls are drawn at random.Find the probability that one ball is red and two balls are white; (A)40/143(B)20/143(C)70/143(D)10/143
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It is {(8c1) *(5*2)} ÷ (13c3)
=80/286
=40/143
=80/286
=40/143
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