Ratios and Proportional Reasoning Review

Candace can decorate a dozen cupcakes in 60 minutes. At this rate, how long will it take her to decorate one cupcake?

• 6

• 0.6

• 5

• 0.5

Mrs. Gage drove 300 miles using 20 gallons of gas. How many miles can she drive on 1 gallon of gas?

• 60

• 15

• 12

• 600

A worker has to drive her car as part of her job. She receives money from her company to pay for the gas she uses. The table shows a proportional relationship between y, the amount of money that the worker receives, and x, the number of work-related miles driven. Write an equation that can be sed to determine the total amount of money, y, the worker receives for driving x work related miles.

• y = .51x

• y = 12.75x

• y = 25.50x

• y = 25x

Which table has a constant of proportionality of 1/2?

• a

• b

• c

• d

All members of the chess club must pay $5 each year in membership dues. The number of members, m, is proportional to the amount collected in dues each year, d. Which equation shows this relationship?

• d = 5m

• d = 1/5 m

• m = 5d

• m = 5/d

Which table shows a proportional relationship between x and y?

• a

• b

• c

• d

Which equation has a constant of proportionality of 2?

• y = x + 2

• y = x - 2

• y = 2x

• y = 1/2 x

Harry mowed eight lawns and earned $96. How much did he earn for each lawn?

• $96
• $12
• $768
• $8

Find the Unit Rate.
405 rotations in 5 minutes   

• 81 rotations per minute
• 73 rotations per minute
• 18 rotations per minute
• 810 rotations in 10 minutes

In what form is the equation of a proportional relationship?

• y = mx + b

• y = kx