Homework Help: 10th grade

Posted by tune on Wednesday, September 15, 2010 at 12:10pm.

mary has a bag which contains 5 green marbles, 7 red marbles, and 9 blue marbles. without looking what is the probability of her pulling a red or a green marble

10th grade - Ms. Sue, Wednesday, September 15, 2010 at 12:20pm
12/21
10th grade - Anonymous, Wednesday, November 24, 2010 at 6:51pm
4/7
10th grade - Anonymous, Wednesday, April 18, 2012 at 4:43pm
hkj
10th grade - Anonymous, Wednesday, April 18, 2012 at 4:44pm
4/7

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