Proportions

Approximately what percent of the rectangle below is shaded?

• 25%

• 33%

• 50%

• 67%

The ratio of blue marbles to white marbles in Simran's bag is equal to 1 to 2. If there are 20 blue marbles in his bag, how many white marbles are there?

• 20

• 40

• 30

• 50

The ratio of green houses to white houses on Winthrop Street is equal to 2 to 3. There are 60 white houses on Winthrop Street. How many green houses are there?

• 20

• 30

• 40

• 60

What is 40% of 120?

• 32

• 40

• 48

• 60

The ratio of boys to girls in Mr. Baker's social studies class is 2 to 3. If there are 30 total students in the class, how MANY MORE girls are in the class than boys?

• 6

• 8

• 10

• 12

Kenton completed 30% of a 90-page reading assignment. How many pages did he read?

• 24

• 27

• 30

• 33

Nelly spends 25% of her free time surfing the Internet. If she spends approximately 1 hour per day surfing the Internet, how many hours of free time does she have each day?

• .25

• 1

• 2

• 4

Winnie can walk 2 miles in 30 minutes. How many miles can she walk in 2 hours?

• 2

• 4

• 6

• 8

L'Shonda purchased a container of juice that contains 200 calories. The label says that 40% of the calories are from carbohydrates. How many calories are from carbohydrates?

Remy recorded the favorite sport of students at his school. He surveyed 500 students. How many students chose baseball?