# Pre-Calc

posted by
**Tritanianna** on
.

Gold weighs 19.3 grams per cubic centimeter (cc), and silver weighs 10.5 grams per cc.

A. Write a formula for the weight of one cc of a mizture of silver and gold in terms of the volume of gold in the cc.

B. If one cc of mizture weighs 12.7 grams, what is the weight of gold in it?