3rd Hour: Practice Unit Rate

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 one unit. For example, if you buy 4 apples for $2, the unit rate is $0.50 per apple.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the quantity of one item by the quantity of another item. For example, if you travel 150 miles in 3 hours, the unit rate is 150 miles ÷ 3 hours = 50 miles per hour.

Front

What does it mean if a graph shows a constant rate?

Back

A constant rate on a graph indicates that the relationship between the two quantities is linear, meaning that as one quantity increases, the other quantity increases at a consistent rate.

Front

If Jowell's family eats 3 cereal bars per day, how many do they eat in a week?

Back

In a week (7 days), they eat 3 bars/day × 7 days = 21 cereal bars.

Front

What is the unit rate of $188 saved over 4 weeks?

Back

To find the unit rate, divide the total savings by the number of weeks: $188 ÷ 4 weeks = $47 per week.

Front

How do you interpret a unit rate in a real-world context?

Back

Interpreting a unit rate involves understanding how much of one item you get for a single unit of another item, which helps in making comparisons and informed decisions.

Front

What is the unit rate of 110 miles in 2 hours?

Back

The unit rate is 110 miles ÷ 2 hours = 55 miles per hour.

Front

If an item costs $8 for 4 items, what is the unit rate per item?

Back

The unit rate is $8 ÷ 4 items = $2 per item.

Front

How can you use unit rates to compare prices?

Back

Unit rates allow you to compare prices by converting different quantities to a common unit, making it easier to see which option is more cost-effective.

Front

What is the significance of unit rates in budgeting?

Back

Unit rates help in budgeting by allowing individuals to understand how much they are spending per unit of goods or services, aiding in better financial decisions.