Unit Rates

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities where one of the quantities is expressed as a quantity of one. For example, if a car travels 300 miles in 5 hours, the unit rate is 60 miles per hour.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the first quantity by the second quantity. For example, if you have 20 inches of snow in 5 hours, the unit rate is 20 inches ÷ 5 hours = 4 inches per hour.

Front

If 15 pizzas cost $75, what is the cost per pizza?

Back

To find the cost per pizza, divide the total cost by the number of pizzas: $75 ÷ 15 pizzas = $5 per pizza.

Front

What is the unit rate of customers per hour if a store sees 120 customers in 8 hours?

Back

To find the unit rate, divide the total number of customers by the total hours: 120 customers ÷ 8 hours = 15 customers per hour.

Front

How much do 4 adult movie tickets cost if 20 tickets cost $250?

Back

First, find the cost of one adult ticket: $250 ÷ 20 tickets = $12.50 per ticket. Then, multiply by 4: $12.50 × 4 = $50.

Front

What is the unit rate in hours per dollar if Baylee earned $20 in 4 hours?

Back

To find the unit rate in hours per dollar, divide the total hours by the total earnings: 4 hours ÷ $20 = 0.2 hours per dollar.

Front

What is the formula for finding a unit rate?

Back

The formula for finding a unit rate is: Unit Rate = Total Quantity ÷ Number of Units.

Front

If a car travels 150 miles in 3 hours, what is the unit rate in miles per hour?

Back

To find the unit rate, divide the distance by the time: 150 miles ÷ 3 hours = 50 miles per hour.

Front

How do you convert a total cost to a unit cost?

Back

To convert a total cost to a unit cost, divide the total cost by the number of items purchased.

Front

If a recipe requires 4 cups of flour for 2 loaves of bread, what is the unit rate of flour per loaf?

Back

To find the unit rate, divide the total cups of flour by the number of loaves: 4 cups ÷ 2 loaves = 2 cups per loaf.