Unit Rate

Front

What is a unit rate?

Back

A unit rate is a ratio that compares a quantity to one unit of another quantity, often expressed as 'per' something, such as miles per hour or cost per item.

Front

How do you calculate the unit rate from a total cost and total time?

Back

To calculate the unit rate, divide the total cost by the total time. For example, if a bike rental costs $79.80 for 6 hours, the unit rate is $79.80 ÷ 6 = $13.30 per hour.

Front

What is the unit rate for 152 text messages sent over 4 days?

Back

The unit rate is 38 text messages per day, calculated by dividing 152 by 4.

Front

How do you find the unit price of multiple items?

Back

To find the unit price, divide the total price by the number of items. For example, if 3 movie tickets cost $29.25, the unit price is $29.25 ÷ 3 = $9.75 per ticket.

Front

What is the formula to calculate speed in miles per hour?

Back

Speed in miles per hour can be calculated using the formula: Speed = Distance ÷ Time. For example, if a train travels 1,230 miles in 5 hours, the speed is 1,230 ÷ 5 = 246 mph.

Front

If Benny divided 57.2 gallons of paint among 4 containers, how do you find the amount in each container?

Back

To find the amount in each container, divide the total gallons by the number of containers. So, 57.2 ÷ 4 = 14.3 gallons per container.

Front

What is the significance of unit rates in real-life applications?

Back

Unit rates help compare different quantities and make informed decisions, such as determining the best value for money or understanding speed and efficiency.

Front

How can unit rates be used to compare prices of different products?

Back

Unit rates allow consumers to compare the cost per unit of different products, helping them choose the most economical option.

Front

What is the relationship between unit rates and ratios?

Back

Unit rates are a specific type of ratio that compares a quantity to one unit of another quantity, simplifying comparisons.

Front

How do you convert a ratio to a unit rate?

Back

To convert a ratio to a unit rate, divide both parts of the ratio by the second part. For example, a ratio of 38 to 1 becomes a unit rate of 38/1.