Comparing Ratios

Which of the following is not a way to compare ratios?

• part to part

• whole to part

• whole to whole

• part to whole

Which of the following is an equivalent ratio of 2:8

• 1:8

• 4:1

• 1:4

• 2:4

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

• 5 to 2

• 5/3

• 3 to 5

• 5/2

  Which is NOT equivalent to 3:5?

• 15:25

• 9:15

• 21:28

• 30:50

Tommy has a bag of LEGOS. There are 6 yellow, 3 red, and 8 blue LEGOS. What is the ratio in simplest form of red to yellow LEGOS?

• 6/3

• 1/2

• 2/1

• 3/6

What is the missing number in the ratio table?

• 72

• 85

• 76

• 90

What is a ratio?

• Two decimals that can be multiplied

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

• A rate with a denominator of one

• Is a comparison of two quantities 

Patrick has 2 black, 3 red, and 5   white toy cars. What is the ratio of red toy cars to all the toy cars? 

• 3 : 7

• 3:10

• 7: 10

• 10:3

Write the ratio in simplest form:  12: 32

• 2:16

• 1:3

• 4:10

• 3:8

For every 3 cups of rice you need 2 cups of water, if you use 12 cups of rice, how much water will you need.

• 4 cups

• 1 cup

• 8 cups

• 12 cups