### Home > GB8I > Chapter 11 Unit 12 > Lesson INT1: 11.1.1 > Problem 11-5

11-5.

The cost of a loaf of bread is now

At the same rate, what will it cost in

years? What is the multiplier? Use the multiplier to calculate your answer.

What did it cost

years ago? Think of this as a geometric sequence.

Going forwards (in time) you multiply.

How would you go backwards (in time)?