LilyFlower4461 LilyFlower4461

22-08-2017
Mathematics

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There are 2 blue balls, 4 red balls, and 3 white balls in a bag of balls. if a person selects two of the balls, what is the probability that the second one is blue given that the first one was white?

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musiclover10045 musiclover10045

22-08-2017

2 +4 +3 = 9 total balls

if they pick a white one first there would be 8 balls left

there are 2 blue ones so probability would be 2/8 which reduces to 1/4

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