Asked by B. David Lawrence

ii) A box contains 10 white, 7 black and 3 green balls. 2 balls are drawn at random. Find out the probability that: a) both are white
b) one is white and another is green
c) one is black and another is green
Answered by Damon
10/20 * 9/19

10/20 * 3/19

7/20 * 3/19
Answered by Anonymous
2 out of 10
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