Chapter 3 Ratios and Rates Flashcard

Front

What is a Unit Rate?

Back

A rate that compares a quantity to one unit of another quantity.

Front

What is Unit Analysis?

Back

A process used to decide which conversion factor will produce the appropriate units.

Front

What is the Value of a Ratio?

Back

The number a/b associated with the ratio a:b.

Front

What is a Ratio?

Back

A comparison of two quantities.

Front

What is a Rate?

Back

A ratio that compares two quantities measured in different units.

Front

How do you calculate a Unit Rate?

Back

Divide the quantity by the number of units.

Front

What is an Equivalent Ratio?

Back

Two ratios that express the same relationship between quantities.

Front

What is a Proportion?

Back

An equation that states that two ratios are equal.

Front

How can you simplify a Ratio?

Back

By dividing both terms of the ratio by their greatest common factor.

Front

What is a Rate of Change?

Back

A ratio that compares the change in one quantity to the change in another quantity.