Find probability that the second ball drawn is white

Reference no: EM13146105

An urn contains three red and two white balls. A ball is drawn, and then it and another ball of the same color are placed back in the urn. Finally, a second ball is drawn.

(a) What is the probability that the second ball drawn is white?
(b) If the second ball drawn is white, what is the probability that the first ball drawn was red?

Reference no: EM13146105

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