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15 questions
A ratio that compares the inaccuracy of an estimate (amount of error) to the actual amount is called (a)
percent error
percent of change
markdown
proportional
The ratios of related terms are not equal
proportional
proportion
ratio
nonproportional
The manager of a grocery store buys boxes of cereal from a distributor for $2.80 and sells them to customers for $4.30. The amount $2.80 is the
gratuity
commission
wholesale cost
selling price
The Chan family went out to lunch and left their server $6.97 for a $34.86 bill. The $6.97 is an example of a(n)
fee
interest
commision
gratuity
The amount paid or earned for the use of the principle
discount
fee
commission
interest
An amount by which the regular price of an item is reduced | principal | ||
The amount added to the cost of merchandise to establish the selling price | interest | ||
The amount payed or earned for the use of the principle | markup | ||
The amount of money deposited or borrowed | discount |
The positive difference between the estimate and the actual amount | simple interest | ||
A ratio that compares the change in a quantity to the original amount | percent of decrease | ||
An amount paid to an employee based on a percentage of the employee's sales | percent of change | ||
The amount paid or earned for the use of money. I=prt | amount of error | ||
A negative percent of change | commission |
y=kx
Proportional relationships can be represented by an equation in this form where k is the constant of proportionality
A constant ratio or unit rate of two variable quantities.
The ratios of related terms are not equal
An equation stating that two ratios or rates are equivalent
A comparison between two quantities, in which for every A units of one quantity, there are B units of another quantity is called a (a)
An equation stating that two ratios or rates are equivalent is a (a)
Two quantities are in a (a) if the two quantities vary and have a constant ratio between them.
Two quantities are (a) if the ratios comparing them are equivalent.
A ratio in which the first quantity is compared to 1 unit of the second quantity
unit rate
ratio
proportion
A constant ratio or unit rate of two variable quantities
proportional
constant of proportionality
proportion
ratio
A positive percent of change | percent of increase | ||
An additional amount of money charged on items that people buy | sales tax | ||
The amount the customer pays for an item | selling price | ||
Also known as the constant of proportionality | unit rate |
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