Equivalent Ratios

What does it mean for two ratios to be proportional?

• The ratios are equivalent

• The ratios are not equivalent

• The ratios do not relate to each other in any way

• The ratio must have a denominator of 1

Which ratio is equivalent to $\frac{3}{4}$  ?

•  $\frac{8}{9}$  

•  $\frac{75}{100}$  

•  $\frac{12}{20}$  

•  $\frac{19}{20}$  

Which ratio is equivalent to $\frac{5}{15}$  ?

•  $\frac{6}{12}$  

•  $\frac{3}{12}$  

•  $\frac{1}{3}$  

•  $\frac{20}{25}$  

Which ratio is equivalent to $\frac{0.5}{1}$  ?

•  $\frac{1}{1}$  

•  $\frac{4.5}{4}$  

•  $\frac{1.5}{2}$  

•  $\frac{2}{4}$  

A pitcher of lemonade contains $2\ scoops\ of\ mix\ for\ every\ 3\ cups\ of\ water$  Which pitcher of lemonade tastes the same?

• 3 scoops of mix to 4 cups of water

• 10 scoops of mix to 8 cups of water

• 12 scoops of mix to 8 cups of water

• 8 scoops of mix to 12 cups of water

A runner is running at a rate of $2\ miles\ to\ 18\ \min.$  Which shows the same rate?

• 12 miles to 108 min

• 10 miles to 180 min

• 15 miles to 180 min

• 1 mile to 10 min

The ratio of brunettes to blondes in a math classroom is 3:2. Which ratio is equivalent?

• 6:5

• 9:8

• 27:18

• 15:9

The ratio in a recipe is $2\ cups\ flour\ to\ \frac{1}{4}\ cup\ sugar$ . If we were to double the recipe, how much sugar would be used?

•  $\frac{3}{5}cup$  

•  $4\ cups$  

•  $\frac{1}{2\ }cup$  

•  $\frac{2}{3}\ cup$  

5 cans of soda cost $2.00. What is cost per can?

• $2.05

• $2.50

• $0.40

• $0.04

You can type 208 words in 8 minutes. How many words can you type per minute?

• 26 words

• 200 words

• 1 word

• 0.03 words