Rate/Unit Rate

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.

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).

Front

How do you find an equivalent ratio?

Back

To find an equivalent ratio, you can multiply or divide both terms of the ratio by the same non-zero number.

Front

What is the equivalent ratio of 3:4 when both terms are multiplied by 2?

Back

6:8

Front

If Ben plays basketball 6 times in 3 weeks, how many times does he play in 10 weeks?

Back

20 times.

Front

How do you calculate the unit rate from a total?

Back

To calculate the unit rate, divide the total quantity by the number of units (e.g., total customers by total hours).

Front

What is the unit rate of 120 customers in 8 hours?

Back

15 customers per hour.

Front

How do you find the unit price of an item?

Back

To find the unit price, divide the total cost by the number of items.

Front

What is the unit price of 5 boxes of candy costing $12.54?

Back

$2.50 per box.

Front

If Justin types 408 words in 4 minutes, how do you find his typing speed per minute?

Back

Divide 408 words by 4 minutes to get 102 words per minute.