Expert: Sherry Wallin - 10/7/2009

Question
I need the definition of Percent equation and Compound Interest. I also need to find the terms to these definitions:

The amount of money invested or borrowed is _______

A ratio that compares a change in quantity to an original amount is the _______

i need these answers by 10:00 PM eastern time. big test on Thursday and i need to study but forgot my definitions in my locker at Bellarmine.


Answer
I don't know which formulas your text has there are many equivalent formulas. The terminology is pretty standard though.
The amount of money invested or borrowed is *principal*

A ratio that compares a change in quantity to an original amount is the *percentage or rate*
Math Prof