Ratio and Tables Review

Solve:   3.6 / 9 = b / 0.5

• 5

• 2

• 0.2

• 0.4

A model of a house was built using the scale 5 in:25 ft. If a window in the model is 1.5 in. wide, how wide is the actual window?

• 90 ft

• 7.5 ft 

• 4.5 ft

• 45 in

What is the ratio of red apples to green apples

• 7 apples to 3 green

• 4 red apples to 7 apples

• 4 red apples to 3 green apples

• 3 green apples to 4 red apples

• A
• B
• C
• D

• A
• B
• C
• D

What is a Ratio?

• Is a comparison of two quantities 

• A rate with a denominator of one

• It is when the only factor the numerator and denominator share is a one 

• Two decimals that can be multiplied

Write the ratio as a fraction in simplest form.
15 girls to 6 boys   

• 5 to 2

• 5/3

• 3 to 5

• 5/2

The pet shop has 2 dogs, 4 cats, and 5 hamsters. What is the ratio of dogs to all pets?

• 2:4

• 2:5

• 2:11

• 11:2

What is an equivalent ratio to 3/4?

• 1/4

• 4/5

• 12/16

• 14/18

There are 21 boys and 6 girls in Mr. Keys' homeroom.  What is the ratio of girls to boys?  

• 6:21

• 21:6

• 2:7

• 7:2