Q15.

Question

A video store has 8 new releases this week. Each is available on videotape and on DVD. How many ways can a customer choose a new release and a format to rent?

Step-by-Step Solution

Verified
Answer

A customer can choose in 16 ways to rent a new release and a format.

1Step 1. Given Information.

Given a video store has 8 new releases this week. Each is available on videotape and on DVD. It is to be determined in how many ways can a customer choose a new release and a format to rent.

2Step 2. Calculation .

There are 8 ways to choose one of the 8 new releases.

And 2 ways to choose from format i.e., videotape and CD.

By the Fundamental Counting Principle, there are 8×2=16 combinations possible.

3Step 3. Conclusion .

Hence, by Fundamental Counting Principle, a customer can choose in 16 ways to rent a new release and a format.