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September 1, 2014

Homework Help: 5th math

Posted by pat on Monday, January 31, 2011 at 9:33pm.

what is the least common multiple (LCM)for 15 and 45?

There are 16 girls in a class of 36 student. which expression could be used to determine the number of boys (b) in the class?

please! help i think this too hard for 5th grade math. this suppose to be for 10th or college level instead of me..i dont even understnd this problem.

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