Lemma
EasyRational expressions
OpenStax, Intermediate Algebra 2e §7.5 Solve Applications with Rational Equations · Exercise 75 · Algebra · Rational expressions

Solve Applications with Rational Equations · Exercise 75

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 getting 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?

~5 minWritten answer · check your work with Lemma

OpenStax, Intermediate Algebra 2e · §7.5 Solve Applications with Rational Equations · Exercise 75

Stuck? A gentle nudge

No hints for this one.

Something off?
Workspace
Your working

Check your full solution

Attach photos of your pages (up to 3) or one PDF — or check what you typed above. Lemma reads the work and verifies the reasoning, not just the answer.

Your first check today doesn't need an account.

Your photos and PDFs are read once and not stored — only the transcription is kept.