Ms. Xenos' Measurement Conversions and Unit Rates Review!

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a to b' or a:b.

Front

How do you create an equivalent ratio table?

Back

To create an equivalent ratio table, list pairs of numbers that maintain the same ratio. For example, if the ratio is 4:9, you can list (4,9), (8,18), (12,27), etc.

Front

If the ratio of Snickers to Starbursts is 4:9 and there are 24 Snickers, how many Starbursts are there?

Back

54 Starbursts.

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 'x per 1 unit'.

Front

What is the unit rate if 5 feet are covered in 2 seconds?

Back

2.5 feet per second.

Front

How do you find the unit cost?

Back

To find the unit cost, divide the total cost by the number of units. For example, if 15 pizzas cost $97.50, the unit cost is $6.50 per pizza.

Front

What is the formula to calculate unit rate?

Back

Unit Rate = Total Quantity / Number of Units.

Front

If Joaquin reads 3 pages in 9 minutes, what is his reading rate in pages per minute?

Back

0.33 pages per minute.

Front

What does it mean if a ratio is equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities, even if the numbers are different.

Front

How can you determine the slowest reading rate from a set of rates?

Back

Compare the rates by calculating pages per minute for each and identifying the lowest value.