OpenStax, Elementary Algebra 2e §8.9 Use Direct and Inverse Variation · Exercise 25 · Algebra · Rational expressions
Use Direct and Inverse Variation · Exercise 25
Write an inverse variation equation to solve the following problems.
The fuel consumption (mpg) of a car varies inversely with its weight. A Toyota Corolla weighs 2800 pounds and gets 33 mpg on the highway.
ⓐ Write the equation that relates the mpg to the car’s weight.
ⓑ What would the fuel consumption be for a Toyota Sequoia that weighs 5500 pounds?
OpenStax, Elementary Algebra 2e · §8.9 Use Direct and Inverse Variation · Exercise 25
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