Posted by **Shambhavi** on Saturday, March 24, 2012 at 12:06pm.

There are are 20% more girls than boys in the senior class.What percentage of the seniors are girls?

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**Shambhavi**, Saturday, March 24, 2012 at 12:14pm
In a sale a shop reduced the prices of all CDs by 15%. For a CD usually costing $12, what is the reduced price?

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**drwls**, Saturday, March 24, 2012 at 12:17pm
Girl fraction = G/(G + B)

= G/(G + (G/1.2)) =

= 1.2G/2.2G = 54.545 %

Boy fraction = 45.454 %

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**drwls**, Saturday, March 24, 2012 at 12:17pm
85% of $12

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**Jennifer**, Saturday, March 24, 2012 at 12:27pm
15/100 * $12

$ 1.8

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**Writeacher**, Saturday, March 24, 2012 at 12:50pm
Jennifer, that answer IS the discount. The question asks for the price AFTER the discount is taken. What do you think?

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