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September 2, 2014

September 2, 2014

Posted by **Punkie** on Wednesday, December 16, 2009 at 10:37pm.

Could someone show me how to solve this? I don't know what formulas to use.

- Math -
**lucy**, Wednesday, December 16, 2009 at 10:39pmwhat is 1/2 - 1/2

Im doing modeling subtraction of fractions

- Math -
**Reiny**, Wednesday, December 16, 2009 at 10:42pmhint:

The volumes of the two similar boxes are proportional to the cubes of their corresponding sides.

so the larger box:smaller box = 27:8

so the larger holds over 3 times as much as the smaller.

Now look at the cost.

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