Back to 5.8 Modeling Using Variation

5.8 Exercise 70

Avg difficulty 2.5

Use the given information to answer the questions.

The weight of an object above the surface of Earth varies inversely with the square of the distance from the center of Earth. If a body weighs 50 pounds when it is 3960 miles from Earth’s center, what would it weigh it were 3970 miles from Earth’s center?

OpenStax Algebra and Trigonometry 2e, 5.8 Modeling Using Variation, exercise 70

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Adapted from College Algebra © 2021 Rice University. Licensed under CC BY 4.0. Sources: College Algebra 2e, Algebra and Trigonometry 2e, Precalculus 2e, College Algebra with Corequisite Support 2e. Imported at revision 4922e46.