10 terms

Module 1 Vocabulary

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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.
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