Use Direct and Inverse Variation · Example 3
The number of gallons of gas Eunice’s car uses varies directly with the number of miles she drives. Last week she drove 469.8 miles and used 14.5 gallons of gas.
ⓐ Write the equation that relates the number of gallons of gas used to the number of miles driven.
ⓑ How many gallons of gas would Eunice’s car use if she drove 1000 miles?
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OpenStax, Elementary Algebra 2e · §8.9 Use Direct and Inverse Variation · Example 3
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