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OpenStudy (anonymous):
Two urns contain white balls and yellow balls. The first urn contains 9 white balls and 9 yellow balls, and the second urn contains 8 white balls and 3 yellow balls. A ball is drawn at random from each urn. What is the probability that both balls are white?
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OpenStudy (anonymous):
1. Calculate the probability that first ball is white 1. Calculate the probability that second ball is white 3. Multiply both
OpenStudy (anonymous):
9/18 8/11 9*11 8*18?
OpenStudy (anonymous):
144/99?
OpenStudy (anonymous):
(9/18)*(8/11)
OpenStudy (anonymous):
4/11?
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OpenStudy (anonymous):
yepp
OpenStudy (anonymous):
Thank You c:
OpenStudy (anonymous):
Welcome!
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