Practice for lesson 13 of 15, 9 problems
Practice: Ratios, rates and proportions
Ratio and proportion practice problems with solutions: simplifying ratios, unit rates, checking and solving proportions, comparing prices and map scales.
Review the lessonWork each problem out on paper before you open the solution. If your answer is off, compare the steps and find where you went wrong. If a problem stops you cold, go back to the lesson: every set links to it.
Warm-up
Level up
Word problems
Quick check
Practice 8Quick check
Solve \(\frac{x}{5} = \frac{12}{20}\).
\(20x = 60\), so \(x = 3\). Or notice \(\frac{12}{20} = \frac{3}{5}\).
Practice 9Quick check
What is the ratio of \(2\) feet to \(6\) inches in simplest form?
\(2\) feet is \(24\) inches, and \(24 : 6 = 4 : 1\).
All done?
If you got most of them right, you're ready to move on. If not, reread the lesson and try the ones you missed again in a few days.