Asked by waterman

a bag contains 3 green marbles, 2 yellow marbles, and 5 blue marbles. a marble is picked at random and replaced. a second marble is picked at random. what is the probability that the first marble is yellow and the second is not yellow.

Answers

Answered by Damon
It is replaced so the drawings are independent
10 marbles total
probability yellow = 2/10
probability not yellow = 8/10
product = 2/10 * 8/10

= 1/5 * 4/5
= 4/25
= 0.16
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