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July 31, 2014

July 31, 2014

Posted by **maymay** on Monday, March 28, 2011 at 5:44pm.

green marbles in a bag. Four of the marbles

are blue and the probability of selecting a blue

or green marble at random is 40%. Write

and solve an equation to determine the

number of green marbles in the bag

- math -
**Reiny**, Monday, March 28, 2011 at 5:52pmprob(blue or green) = (4 + G)/25 = 40/100

4+G = 25(40)/100 = 10

G = 6

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