From 11:00PM PDT on Friday, July 1 until 5:00AM PDT on Saturday, July 2, the Shmoop engineering elves will be making tweaks and improvements to the site. That means Shmoop will be unavailable for use during that time. Thanks for your patience!
We have changed our privacy policy. In addition, we use cookies on our website for various purposes. By continuing on our website, you consent to our use of cookies. You can learn about our practices by reading our privacy policy.
© 2016 Shmoop University, Inc. All rights reserved.
Ratios & Percentages

Ratios & Percentages

Ratios & Percentages: Proportionately Interesting True or False

1. A dozen organic eggs sell for $4.99 while a dozen conventional eggs sell for $3.79. What is the difference in unit cost? -> $0.80
2. There are three bananas, five apples, and four oranges in a bowl of fruit. What proportion of the fruit are NOT oranges? ->
3. Car A can drive 430 miles on its 10-gallon tank of gas. Car B can drive 468 miles on its 12-gallon tank. Which car has the better gas mileage, and by how much? -> Car B by 11 miles per gallon
4. Solve the proportion: . -> 10
5. The San Francisco Humane Society has a cat-to-dog ratio of 3:2. If there is a combined total of 250 cats and dogs, how many are dogs? -> 50
6. You send about two emails for every seven incoming messages. If you receive 329 emails on a particularly busy day, about how many did you send? -> 94
7. Solve the proportion: . -> 1.9
8. A gallon of milk costs $5.29 while a half-gallon of milk costs $3.50. In a half-gallon of milk, approximately how much more does each cup cost? (There are 16 cups in a gallon.) -> $0.11
9. In 1901 Cy Young had a strikeout-to-base-on-balls (walk) ratio of 4:1. If he struck out 160 hitters, how many total strikeouts and walks did Cy Young have in 1901? -> 200
10. There were 140 boys in a graduating class of 300 students. What is the boy-to-girl ratio? -> 7:8