Practice Problems for Calculating Ratios and Proportions


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question 1 of 3

On an adventure quest, the hero fights werewolves and vampires in a ratio of 2:5. If he fights 28 werewolves in total, how many vampires does he fight?

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1. In Samantha's garden, the ratio of sunflowers to marigolds is 4:5. If Samantha has 45 flowers total in her garden, how many sunflowers does she have?

2. In a certain bag, the ratio of red to green to blue beads is 1:2:3. There are 5 red beads. How many blue beads are there?

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About This Quiz & Worksheet

These assessments will help track your progress in working with ratio and proportion. Questions provide real-life practice problems where you'll solve for ratio and/or proportion. Continue studying for SAT math with additional math worksheets here.

Quiz & Worksheet Goals

Use these tools to assess your knowledge of:

  • Setting up ratios with given quantities
  • Identifying proportions based on discovered ratios
  • Solving three-part ratio problems to set up proportions

Skills practiced

This worksheet and quiz let you practice the following skills:

  • Critical thinking - apply relevant concepts to examine information about setting up ratios in a different light
  • Problem solving - use acquired knowledge to solve multi-step ratio and proportion practice problems
  • Interpreting information - verify that you can read information regarding ratio and proportion practice problems and interpret it correctly

Additional Learning

To learn more about ratio and proportion, review the lesson called Practice Problems for Calculating Ratios and Proportions, which covers the following objectives:

  • Define ratio
  • Explain proportion
  • Explore the formula for calculating ratios and proportions
  • Complete practice problems to test your new skills
  • Compare part-to-part ratios and part-to-whole ratios