Ratios and Proportions MCQ Test: Ratios and Proportions MCQs - Practice Questions
1. A recipe calls for 2 cups of sugar, but you want to make half the recipe. How many cups of sugar do you need?
2. If 4x = 32, what is the value of x?
3. If the ratio of dogs to cats in a pet store is 3:4, and there are 24 cats, how many dogs are there?
4. The ratio of the number of red balls to blue balls in a bag is 4:7. If there are 28 blue balls, how many red balls are there?
5. If a map scale is 1 inch represents 6 miles, how many inches on the map represent 18 miles?
6. The ratio of the areas of two circles is 4:9. If the radius of the smaller circle is 3 cm, what is the radius of the larger circle?
7. The ratio of the lengths of two sides of a right triangle is 5:12. If the shorter side is 10 cm long, what is the length of the longer side?
8. If 6 pens cost $9, how much do 12 pens cost?
9. If a recipe calls for 2 tablespoons of salt and you only have 1 tablespoon, what is the ratio of what you have to what you need?
10. Simplify the ratio 12:18 to its simplest form.
11. If a recipe calls for 2 cups of flour and 1 cup of sugar, what is the ratio of flour to sugar?
12. If a map scale is 1 inch represents 5 miles, how many inches on the map represent 25 miles?
13. A recipe for a pasta dish calls for 2 cups of pasta and 3 cups of sauce. If you want to make 6 servings, how many cups of pasta do you need?
14. A recipe calls for 2 cups of flour and 1 cup of sugar. If you want to make half the recipe, how many cups of flour should you use?
15. If a recipe calls for 2 tablespoons of sugar and you have 1/4 cup, how much more sugar do you need?
16. If 4 apples cost $2, how much do 8 apples cost?
17. If a recipe calls for 1 cup of milk and you want to make 2 times the recipe, how many cups of milk do you need?
18. In a rectangle, the length is twice the width. If the perimeter is 30 cm, what is the length of the rectangle?
19. What is the ratio of 2:5 written as a fraction in the simplest form?
20. If a recipe calls for 1 cup of juice and 1/4 cup of water, what is the ratio of juice to water?