Question
A bag initially contained 4 white marbles and 9 black marbles. A marble was drawn and replaced by two marbles of the opposite colour. Then
A bag initially contained 4 white marbles and 9 black marbles. A marble was drawn and replaced by two marbles of the opposite colour. Then another marble was drawn and also replaced by two marbles of the opposite colour. A third marble was then drawn.
Find the probability that the first marble drawn was white if:
(a) the second marble drawn was white
(b) the third marble drawn was white&both the second and third marbles drawn were white.
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Fundamentals of Corporate Finance
Authors: Richard Brealey, Stewart Myers, Alan Marcus
7th edition
978-0077616472, 77616472, 78034647, 978-0071314749, 71314741, 978-0078034640
