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Rates, Ratios

Rates, Ratios and Proportions

QuestionAnswer
Rate Comparing two different quantities
Ratio Comparing two quantities
Unit Rate Comparing anything to one
Proportion Two ratios that are equivalent are said to be in proportion
Equivalent ratio Two ratios which have the same value when simplified.
Percent One part of a hundred.
Linear relationship the relationship between two variables in which as one increases, the other value increases at a constant rate.
Proportional relationship a relationship between two equal ratios
Slope is a measure of steepness of a line
y- intercept y intercept is the point where the line cuts the y axis
Origin Origin is where the x and the y axis meets
Quadrant a coordinate plane is divided into 4 quadrants
Coordinates a group of numbers used to represent the location of a point in a coordinate plane
Simple Interest A quick method of calculating loan amount through fixed interest rate
Tax Amount paid to the government
Mark Up the amount added to the cost price of goods to make a profit.
Markdown a reduction in price, discount,the amount by which a price is reduced.
Commission amount of money an employee earns when they sell something in addition to their salary
Expression A mathematical phrase that contains operations, numbers, and/or variables
Equation A mathematical sentence that shows that two expressions are equal
 

 



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