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July 30, 2015

Homework Help: Math Probability question

Posted by C.J on Saturday, January 23, 2010 at 5:09pm.

A jar contains four marbles, each a different color: red, blue, green and yellow. If you draw two marbles from the jar, one after another, replacing the first before drawing the second, what is the probability of getting
a. two red marbles
b. a red marble on the first draw and a green marble on the second draw
c. at least one red marble and one green marble.
d. no yellow marbles

Would someone be kind enough to help me sort this out. I am stuck on three problems for my math assignment this week.

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