Grade 7 Mathematics Quiz: Proportions

Welcome to your Grade 7 Mathematics Quiz on Proportions! Answer the questions to the best of your ability. Good luck!

What is the definition of a proportion?
- A) A statement that two ratios are equal
- B) A way to add two numbers
- C) A method of division
- D) A type of fraction
If 2/3 of a class are girls, and there are 24 students in total, how many girls are in the class?
- A) 8
- B) 12
- C) 16
- D) 18
Write the correct proportion for the statement: “If 5 apples cost $2, how much do 15 apples cost?”
- A) 5/2 = 15/x
- B) 2/5 = x/15
- C) 15/5 = 2/x
- D) 2/x = 15/5
Which of the following pairs of ratios form a proportion?
- A) 1/2 and 2/4
- B) 3/4 and 5/8
- C) 6/9 and 10/15
- D) 8/10 and 6/12
If a recipe calls for 4 cups of flour for every 2 cups of sugar, what is the proportion of flour to sugar?
- A) 1:2
- B) 2:1
- C) 4:2
- D) 8:4
Solve the proportion: 3/5 = x/20.
- (Your answer here)
If a car travels 150 miles in 3 hours, what is the proportion of miles to hours?
- A) 50 miles per hour
- B) 100 miles per hour
- C) 75 miles per hour
- D) 30 miles per hour
The ratio of students who play soccer to those who play basketball is 3:5. If there are 40 students total, how many play basketball?
- A) 15
- B) 25
- C) 20
- D) 30
If you mix blue paint in the ratio of 2:1 with yellow paint, what color do you get?
- (Your answer here)
A map has a scale of 1 inch to 50 miles. How many miles does 4 inches represent on the map?
- A) 100 miles
- B) 150 miles
- C) 200 miles
- D) 250 miles

Please write down your answers and check your understanding of proportions!