10 terms

Ratio

Comparison of two numbers by division

Rate

A ratio that compares two quantities with different units

Unit rate

a rate that has a denominator of 1

Equivalent Ratio

Two or more ratios that have the same value

Proportional Relationship

A relationship between two quantities in which the ratio of one quantity to the other quantity is constant.

independent variable

the variable in a relation with a value that is subject to change

dependent variable

The variable in a relation with a value that depends on the value of the independent variable

constant

A value that does not change

variable

A symbol, a letter, used to represent a number in a mathematical expression

constant of proportionality

A constant ratio or unit rate of two variable quantities. It is also called the constant of variation.