Simplifying Ratios Quiz

What is a ratio?

• A multiplication of two numbers

• A comparison of three numbers

• A comparison of two numbers

• A division of a single number

Which of the following is NOT a way to write a ratio?

• a plus b

• a colon b

• a over b

• a to b

What is the first step in simplifying the ratio 8 to 12?

• Subtract the smaller number from the larger

• Add both numbers

• Convert the ratio to fraction form

• Multiply both numbers by 2

What is the highest common factor (HCF) of 8 and 12?

• 2

• 3

• 6

• 4

In a basket of 30 fruits, 10 are apples. How many are oranges?

• 20

• 15

• 10

• 25

What is the initial ratio of oranges to apples in the word problem?

• 15 to 15

• 20 to 10

• 30 to 10

• 10 to 20

What is the HCF of 20 and 10?

• 10

• 20

• 5

• 15

What is the simplified ratio of 20 to 10?

• 3 to 1

• 2 to 1

• 4 to 1

• 1 to 2

Which method can be used to simplify ratios besides using HCF?

• Dividing by common factors

• Adding the numbers

• Multiplying by common factors

• Subtracting the numbers

What is important to ensure when simplifying ratios?

• Divide both numbers by the same number

• Multiply both numbers by the same number

• Divide both numbers by different numbers

• Add the same number to both numbers