A ladder has 15 tapered rungs, the lengths of which increase by a common difference. The first rung is 5 inches long, and the last rung is 20 inches long. What is the sum of the lengths of the rungs?

Chapter 11, Review Exercises #24

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Precalculus

1st Edition

Authors: Jay Abramson

ISBN: 9781938168345

Practice Exercises:

PE-2
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Review Exercises:

RE-1
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A ladder has 15 tapered rungs, the lengths of which increase by a common difference. The first rung is 5 inches long, and the last rung is 20 inches long. What is the sum of the lengths of the rungs?

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Answer

Precalculus

Answers for Questions in Chapter 11

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