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Having trouble with this homework question 2. Tom randomly draws a ball from Urn A and a ball from Urn B. Urn A contains 20

Having trouble with this homework question

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2. Tom randomly draws a ball from "Urn A" and a ball from "Urn B." "Urn A" contains 20 white balls and 30 black balls. "Urn B" contains 30 red balls and 10 green balls. The probability that Tom draws a white ball and a green ball is A. .02 B. .1 3333. D. .65

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