Best Buy: Unit Rates

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 (e.g., miles per hour, price per item).

Front

How do you calculate the unit price of an item?

Back

To calculate the unit price, divide the total price by the number of units (e.g., total cost / number of items).

Front

What is the significance of comparing unit rates?

Back

Comparing unit rates helps determine the better deal among different pricing options, allowing consumers to make informed purchasing decisions.

Front

If a product costs $20 for 4 items, what is the unit price?

Back

The unit price is $5 per item ($20 / 4 items).

Front

How do you determine which deal is better when given multiple options?

Back

Calculate the unit price for each option and compare them; the option with the lower unit price is the better deal.

Front

What is the unit rate of 120 chairs to 30 tables?

Back

The unit rate is 4:1, meaning there are 4 chairs for every 1 table.

Front

If a store sells 15 oz of cereal for $5.85, what is the price per ounce?

Back

The price per ounce is $0.39 (calculated as $5.85 / 15 oz).

Front

What is the best way to compare prices of different quantities?

Back

Convert all prices to a common unit (e.g., price per ounce, price per meter) to make comparisons easier.

Front

Why is it important to understand unit rates in everyday shopping?

Back

Understanding unit rates helps consumers save money by identifying the best value for their purchases.

Front

What is the unit price of $52.16 for 8 dozen oranges?

Back

The unit price is $6.52 per dozen ($52.16 / 8 dozen).