Proportional Reasoning Challenge

A recipe calls for 4 cups of flour for every 2 cups of sugar. If you want to make a half batch, how many cups of sugar do you need?

• 1 cup

• 2 cups

• 4 cups

• 8 cups

A car travels 150 miles in 3 hours. What is the car's average speed in miles per hour?

• 45 mph

• 50 mph

• 55 mph

• 60 mph

If 8 bags of chips cost $12, how much would 5 bags cost at the same rate?

• $6.00

• $7.50

• $9.00

• $15.00

In a classroom, the ratio of boys to girls is 3:4. If there are 12 boys, how many girls are there?

• 9

• 12

• 16

• 18

A printer can print 20 pages in 1 minute. How many pages can it print in 7 minutes?

• 120 pages

• 140 pages

• 160 pages

• 180 pages

A map scale shows that 2 inches on the map corresponds to 5 miles in reality. If a road is 15 miles long, how long is it on the map?

• 3 inches

• 4 inches

• 5 inches

• 6 inches

If 3 liters of paint can cover 9 square meters, how many liters of paint are needed to cover 15 square meters?

• 2 liters

• 3 liters

• 5 liters

• 6 liters

A cyclist travels 30 kilometers in 2 hours. At this rate, how long will it take to travel 75 kilometers?

• 3 hours

• 4 hours

• 5 hours

• 6 hours

A fruit salad recipe requires 2 apples for every 3 oranges. If you have 12 apples, how many oranges do you need to maintain the ratio?

• 8 oranges

• 12 oranges

• 16 oranges

• 18 oranges

A store is having a sale where 5 pairs of socks cost $10. What is the unit price per pair of socks?

• $1.00

• $2.00

• $2.50

• $5.00