All in One Place

Everything you need for better grades in university, high school and elementary.

Learn with Ease

Made in Canada with help for all provincial curriculums, so you can study in confidence.

Instant and Unlimited Help

Get the best tips, walkthroughs, and practice questions.

0/2
?
Intros
Lessons
  1. Ratios, Rates, and Proportions
    • What are they?
    • How are they different from each other?
  2. How to do cross-multiplication?
0/7
?
Examples
Lessons
  1. Find the missing value.
    1. 34=9\frac{3}{4} = \frac{9}{{}}
    2. 5=3036\frac{5}{{}} = \frac{{30}}{{36}}
    3. 2149=7\frac{{21}}{{49}} = \frac{{}}{7}
    4. 5=1830\frac{{}}{5} = \frac{{18}}{{30}}
  2. A butter cookie recipe calls for 250 g of butter and 170 g of sugar. How much sugar is needed if there is 625 g of butter?
    1. The scale of a map is 1.5 cm to 30 km. What is the actual distance between two places which are 33.5 cm apart from each other on the map?
      1. There is 54 g of fruits in a smoothie. If the ratio of strawberry and blueberry in the smoothie is 5:4, how much of each fruit is there in the smoothie?
        0%
        ?
        Practice
        Free to Join!
        StudyPug is a learning help platform covering math and science from grade 4 all the way to second year university. Our video tutorials, unlimited practice problems, and step-by-step explanations provide you or your child with all the help you need to master concepts. On top of that, it's fun - with achievements, customizable avatars, and awards to keep you motivated.
        • Easily See Your Progress

          We track the progress you've made on a topic so you know what you've done. From the course view you can easily see what topics have what and the progress you've made on them. Fill the rings to completely master that section or mouse over the icon to see more details.
        • Make Use of Our Learning Aids

          Last Viewed
          Practice Accuracy
          Suggested Tasks

          Get quick access to the topic you're currently learning.

          See how well your practice sessions are going over time.

          Stay on track with our daily recommendations.

        • Earn Achievements as You Learn

          Make the most of your time as you use StudyPug to help you achieve your goals. Earn fun little badges the more you watch, practice, and use our service.
        • Create and Customize Your Avatar

          Play with our fun little avatar builder to create and customize your own avatar on StudyPug. Choose your face, eye colour, hair colour and style, and background. Unlock more options the more you use StudyPug.
        Topic Notes
        ?
        Everyone has somehow seen and used proportions before, such as baking recipes and maps. Proportion is basically another way to say two ratios or rates are equal. We can represent proportions in two ways: in the form of fraction (a/b = c/d) and using a colon (a:b = c:d).