SAT Math - Ratio and Proportion

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Question 1

The ratio of the number of boys to the number of girls in a class is 3:4. If there are 24 girls, how many boys are there?

  • 18

  • 20

  • 22

  • 28

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Question 2

A recipe requires 5 cups of flour for every 3 cups of sugar. If you want to make a batch using 10 cups of flour, how many cups of sugar do you need?

  • 4

  • 5

  • 6

  • 8

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Question 3

If 8 apples cost $4, what is the cost per apple?

  • $0.25

  • $0.50

  • $1.00

  • $1.25

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Question 4

A car travels 150 miles in 3 hours. At the same rate, how far will it travel in 5 hours?

  • 200 miles

  • 225 miles

  • 250 miles

  • 275 miles

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Question 5

In a certain school, the ratio of students who play basketball to those who play soccer is 7:5. If there are 140 students who play basketball, how many students play soccer?

  • 50

  • 70

  • 100

  • 200

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Question 6

If x Varies Directly as y, and 𝑥 = 4 when y=8, What is the Value of x When y=12?

  • 6

  • 8

  • 12

  • 16

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Question 7

If x Varies Inversely as the Square of y, and 𝑥 = 9 when 𝑦 = 3 , What is the Value of x When y=6?

  • 1.5

  • 3

  • 4.5

  • 6

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Question 8

If the Ratio of Boys to Girls in a Class is 3:5, and there are 24 boys, How many Girls are there?

  • 12

  • 15

  • 30

  • 40

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Question 9

If a Rectangle's Length to Width Ratio is 3:2 and the Width is 4 meters, What is the Length of the Rectangle?

  • 2 meters

  • 6 meters

  • 8 meters

  • 12 meters

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Question 10

If a recipe for muffins calls for flour and sugar in a ratio of 2:1, and you need 4 cups of flour, how many cups of sugar are needed?


  • 1

  • 2

  • 3

  • 4

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