Question 435549
Probability of a R ball from bag 1 is 2/7
Probability of a R ball from bag 2 is 5/8
Probability of a R ball from bag 3 is 1/2
(1/6 * 2/7)+(3/6 * 5/8)+(2/6 * 1/2)
=59/112 the probability that you pick a red ball.
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Ed