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OpenStax, Elementary Algebra 2e §8.9 Use Direct and Inverse Variation · Exercise 12 · Algebra · Rational expressions

Use Direct and Inverse Variation · Exercise 12

Solve.

Joseph is traveling on a road trip. The distance, d, he travels before stopping for lunch varies directly with the speed, v, he travels. He can travel 120 miles at a speed of 60 mph.

ⓐ Write the equation that relates d and v.
ⓑ How far would he travel before stopping for lunch at a rate of 65 mph?

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OpenStax, Elementary Algebra 2e · §8.9 Use Direct and Inverse Variation · Exercise 12

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