Posted by MItchell on Wednesday, May 16, 2012 at 10:46pm.
Each day, Mr. Samms randomly chooses 2 students from his class to serve as helpers. There are 15 boys and 10 girls in the class. What is the probability that Mr. Samms will choose 2 girls to be helpers

math  MathMate, Wednesday, May 16, 2012 at 10:54pm
Probability of choosing 2 girls
=(10/15) * (9/14)
=3/7

math  Reiny, Wednesday, May 16, 2012 at 11:45pm
I am sure MathMate meant to say
(10/25)(9/24) = 3/20

math  MathMate, Thursday, May 17, 2012 at 9:32am
Absolutely, thanks Reiny!
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