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October 22, 2014

October 22, 2014

Posted by **brian** on Tuesday, December 6, 2011 at 11:04am.

can you determine 3 different combination of folders and notebooks that total $12

- math -
**Steve**, Tuesday, December 6, 2011 at 12:27pm.30F + 1.5N = 12

The N's cost 5 times as much as the F's.

So, for each extra 5 F's you need 1 less N.

F N Total (.3F + 1.5N)

0 8 12

5 7 12

10 6 12

...

40 0 12

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