7th - Chapter 1 - Ratios and Proportional Relationships

A poll was taken to total the candy collected by a few students who went trick or treating on Halloween. Determine the ratio that compares the number of candy bars to the total pieces of candy.

• 4:5

• 1:6

• 1:8

• 1:4

Approximately 105 out of 350 teens have their own savings account. Express the ratio 105:350 as a fraction in simplest form.

• 3 / 10
• 3 / 1
• 1/3
• 10/3

Express $15 for 10 gallons as a unit rate.

• $5 per gallon
• $1.50 per gallon
• $3 for 2 gallons
• $1000 per ton

One serving of milk has 120 calories. If one serving is equal to 1 cup, how many calories are in 1 fluid ounce? (1 cup = 8 fluid ounces)

• 16
• 15
• 10
• 12

Simplify.

• 6

• 2/3

• 1/6

• 3/2

Simplify.

• 2/3

• 16

• 9

• 1

Convert. 120 L / hr = _____ L / min

• 30

• 60

• 2

• 4

Convert. 36 cm/min = _____ m/h

• 21.6
• 16.7
• 2,160
• 60

Angel runs 4 miles per day. What is the relationship between the number of days and how many miles he has ran?

• cannot be determined

• proportional

• non-proportional

• ratio

Which of the following situations would NOT be a proportional relationship?

• Rosa has $50 and spends $6 every day for lunch for one week.
• Jamie reads 22 pages per day for 8 days.
• Matthew earns $12 per hour.
• Candles cost $10 each.