Ratios and Proportions
Unknown Grade•45 minutes
Learning Objective
I can solve a proportion to find a missing value.
Practice Questions
This lesson includes 7 practice questions to reinforce learning.
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1. Write the ratio of cats to dogs in a pet shelter that has 12 cats and 8 dogs, using all three methods described in the video (using "to", a colon, and a fraction).
2. In a classroom, there are 15 students who like pizza and 10 students who like tacos. What is the ratio of students who like pizza to the total number of students in the classroom? Express the ratio in simplest form.
3. Sarah has a bag of marbles. 6 are red, 4 are blue, and 2 are green. What is the ratio of blue marbles to green marbles in simplest form?
...and 4 more questions
Educational Video
Introduction to Ratios (What Are Ratios?) | Ratio Examples and Answers
Math with Mr. J