Homework Help: math

Posted by kyle on Monday, February 28, 2011 at 8:47pm.

beth has a box of shirts.one half of the shirts are small,2/5 of the shirts are meduim,and 5 shirts are large.how many shirts are in the box?

math - MathMate, Tuesday, March 1, 2011 at 10:41am
Fraction of large shirts
= 1 - 1/2 - 2/5
= (10-5-4)/10
= 1/10
Proportions:
1/10 : 5
1 : x

Cross multiply to get
Number of large shirts, x
= 1*5/(1/10)
= 50
math - typo - MathMate, Tuesday, March 1, 2011 at 10:44am
Cross multiply to get
Total number of shirts, x
= 1*5/(1/10)
= 50

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