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May 30, 2015

Homework Help: Math

Posted by Annie on Monday, April 15, 2013 at 1:35pm.

A container holds 12 red marbles, 10 blue marbles, and 14 green marbles. You will randomly select two marbles without replacement.
-Fill in the probabilities on each branch of the tree diagram. Use the boxes with the fraction bars already provided.
-Use the tree diagram to answer the following:
-How many ways can you select the marbles?
-How many ways can you select exactly 1 blue marble?
-What is the probability that you select 2 red marbles?
-What is the probability that you select a green marble and then a red marble?

Thanks!

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