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Chapter 12: Q15. (page 635)

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?

Short Answer

Expert verified

A customer can choose in16 waysto rent a new release and a format.

Step by step solution

01

Step 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.

02

Step 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脳2=16 combinations possible.

03

Step 3. Conclusion.

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

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