An urn contains 10 balls of which 6 are white, 3 are red and 1 is green. Two balls are drawn at random from the urn. Find the probability distribution of number of white balls drawn. Hence state the expected number of white balls one can get in such a draw.
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Simon resultBowl A white balls 5, red balls 15 Bowl B white balls 16. Red balls 4 Clark result Bowl A white balls 45. Red balls