Asked by dub

You have 4 red marbles,5 green,7 blue. What is the probability of selecting a red marble, replacing it, and selecting a blue.What is the probability of selecting a red marble, notreplacing it, and selecting a blue. I think 1 is 1/16 and two is 4/32
Answered by Scott
1st ... 1/4 * 7/16

2nd ... 1/4 * 7/15
Answered by dub
is that what the correct answers are?
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