When You Compare One or More Cities Using a Ratio

question 45

True/False

When you compare one or more cities using a ratio of police officers to the population in order to determine the appropriate amount of patrol officers to patrol your city, you are using the comparative approach.

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Definitions:

Algebraic Expression

An expression that contains variables, numbers, and operations.

Evaluate

To calculate the value of an expression.

Algebraic Expression

An expression built from constants, variables, and a finite number of algebraic operations (e.g., addition, subtraction, multiplication, and division).

Algebraic Expression

A mathematical phrase that can contain ordinary numbers, variables (like x or y), and operators (like add, subtract, multiply, and divide).