M1/2 Ratio and Proportion REVIEW

Which of the following words means “อัตราส่วน”?

• Equation

• Ratio

• Decimal

• Integer

What is the ratio STAR to SQUARE?

• 25 : 30

• 6 : 5

• 5 : 6

• 5 : 11

What is the ratio of SQUARE to (START+SQUARE)?

• 30 : 25

• 25 : 30

• 5 : 11

• 11 : 5

A classroom has 8 boys and 12 girls. What is the ratio of the number of girls to boys?

• 2 : 3

• 3 : 2

• 1 : 4

• 1 : 20

Which ratio is in simplest form?

• 16 : 4

• 19 : 57

• 21 : 147

• 23 : 45

Simplify the ratio 3 : 12 : 24 to the lowest term.

• 1 : 4 : 8

• 1 : 4 : 6

• 1 : 2 : 6

• 1 : 2 : 8

Which ratio is the lowest term of 5 : 7?

• 25 : 28

• 20 : 35

• 30 : 35

• 30 : 42

Which fraction is the same as 12 : 18?

• 3/2

• 1/2

• 2/3

• 1/3

• 4 : 5

• 5 : 4

• 3 : 5

• 5 : 3

• 6

• 8

• 12

• 24