Ratios and Proportions

There are 4 trucks for every 5 cars in a parking lot. How many trucks and cars could be in the parking lot?

• 72 trucks and 73 cars

• 64 trucks and 80 cars

• 84 trucks and 100 cars

• 96 trucks and 110 cars

A restaurant orders corn tortillas and flour tortillas. The ratio of the number of corn tortillas to the number of flour tortillas is 2 : 3. What is the ratio of the number of flour tortillas to the total number of tortillas?

• 3 : 8

• 3 : 5

• 2 : 8

• 2 : 5

See picture

• 15

• 20

• 25

• 30

A set of stickers contains 4 hearts for every 6 stars. Which choice contains an equivalent ratio of hearts to stars?

• 6 hearts to 9 stars

• 2 hearts to 4 stars

• 1 heart to 3 stars

• 8 hearts to 10 stars

What is the ratio of 30 minutes to 2 hours in simplest form?

If the ratio of boys to girls in a class is 3:4, how many boys are there if there are 20 girls?

• 15

• 25

• 10

• 30

A sports team won 8 out of 10 games played. What is the ratio of games won to games lost?

• 4:5

• 8:2

• 4:1

• 2:1

A scale drawing of a park has a scale of 1 inch : 100 feet. If the actual length of the park is 300 feet, how long is it on the drawing?

• 2 inches

• 3 inches

• 4 inches

• 5 inches

• 4

• 6

• 8

• 10

If 45% of a number, n, is 225, what is 74% of n?

• 185

• 298

• 406

• 370