Applying Ratios and Percents

Applying ratios and proportions in real-life scenarios: A recipe calls for 2 cups of flour and 1 cup of sugar. If you want to double the recipe, how much sugar do you need?

• 1 cup

• 3 cups

• 4 cups

• 2 cups

Applying ratios and proportions in real-life scenarios: A map scale is 1 inch represents 10 miles. If two cities are 3.5 inches apart on the map, how far are they from each other in real life?

• 20 miles

• 35 miles

• 100 miles

• 3.5 miles

Solve the proportion.

• k=5

• k=3.3333333

• k=60

• k=90

What is 20% of 75?

• 15

• 60

• 6

• 1.5

26 is 5% of what number?

• 3

• 5

• 25.95

• 520

There are 4 birds and 6 snakes. What is the ratio of birds to total animals?

• 4/10

• 4/6

• 6/4

• 10/4

Express the ratio as a fraction in SIMPLEST form. 
12 out of 144

• 12/1

• 1/12

• 6/72

There are 4 birds and 6 snakes. What is the ratio of birds to snakes?

• 6/4

• 2/3

• 1/3

• 10/16

You travel 150 miles on 5 gallons. What is your unit rate?

• 15 miles per gallon

• 30 miles per gallon

• 3 miles per hour

• 30 miles per hour

Determine if the ratios are proportional.
2/5 and 6/15. 

• Yes, proportional

• No, not proportional