### Home > GB8I > Chapter 8 Unit 9 > Lesson INT1: 8.2.3 > Problem 8-119

8-119.

Over a four-month period the price of an ounce of gold increased exponentially from $

First, ask yourself these questions: What was the initial cost of an ounce of gold? The new price?

How long did it take for the gold to reach the new price?

If *m* is the monthly multiplier, then

The monthly multiplier is