RP.1 Review - Unit Rates

William is comparing the distance he traveled by car and the time it took him to travel that distance. He is calculating a rate, which is a ratio that compares

• A part to a part

• A part to a whole

• Quantities with different units

• Quantities with the same units

Aria went to the store to buy some apples. She noticed that the price of apples was given as a unit rate. This means that the unit in the denominator is:

• 0

• 3

• 1

• 2

Samuel wants to find out how many miles per hour (mph) he can run. What mathematical operation should he use to calculate the unit rate?

• addition

• subtraction

• multiplication

• division

Emma goes to a farmer's market and buys 8 pounds of strawberries for $14. What is the cost per pound of strawberries?

• $14 for 8 pounds

• $1.75 per pound

• $0.57 per pound

• $1.70 per pound

Emma and Grace went on a road trip together. They traveled 450 miles in 6 hours. What was their average speed during the trip?

• 75 miles per hour

• 0.013 miles per hour

• 750 miles per hour

• 13 miles per hour

Sophia and Henry go on a hike every Sunday for 4 hours and burn a total of 465 calories. Find the unit rate of calories burned per hour.

• 116 calories per hour

• 86 calories per hour

• 0.0086 calories per hour

• 116.25 calories per hour

Luna is planning a Halloween party and wants to buy candy corn for her guests. She finds two options at the grocery store: a 22-ounce bag for $2.64 and a 40-ounce bag for $5.60. Which bag of candy corn is the better buy for Luna?

• 22 ounce bag

• 40 ounce bag

Lily went to a gas station to fill her 13-gallon gas tank. She paid $46.80 for the full tank. What was the price of gas per gallon?

• $3.60

• $3.55

• $3.40

• $3.50

Grace is hosting a movie night at her house and invited Ethan and Aiden along with other friends. She ordered 15 pizzas for everyone, and the total bill came to $97.50. What was the cost per pizza?

• $4.95 per pizza

• $5.75 per pizza

• $7.25 per pizza

• $6.50 per pizza

Liam, Michael, and Samuel decided to adopt a dog and share the responsibilities. They went to the grocery store to buy dog food. The store has three sizes available:

A 20-lb bag for $23.44

An 8-lb bag for $9.88

A 40-lb bag for $49.00

Which size bag has the lowest cost per pound rounded to the nearest cent?

• The 8-lb bag

• The 20-lb bag

• The 40-lb bag