Homework Help: math

Posted by Amy on Wednesday, August 3, 2011 at 1:50pm.

In a bag there are red, green, black,and white marbles. If there are 6 red, 8 green, 4 black, and 12 white and one marble is to be selected at random, what is the probability it will be white?

I dont know how to solve these.

math - Ms. Sue, Wednesday, August 3, 2011 at 1:55pm
12/30 = 2/5

Study this site for more information.

http://www.mathgoodies.com/lessons/vol6/intro_probability.html

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