What is the constant of proportionality?
Open Up Resources Unit 4 Test Review

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Mathematics
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The constant of proportionality is a constant ratio or unit rate of two variables. In the context of speed, it represents the speed in miles per hour.
2.
FLASHCARD QUESTION
Front
How do you calculate percent increase?
Back
Percent increase is calculated by taking the difference between the new value and the original value, dividing by the original value, and then multiplying by 100.
3.
FLASHCARD QUESTION
Front
What is a markup?
Back
A markup is the amount added to the cost price of goods to cover overhead and profit. It is usually expressed as a percentage of the cost price.
4.
FLASHCARD QUESTION
Front
How do you determine if a table is proportional?
Back
A table is proportional if the ratio of the values in one column to the corresponding values in another column is constant.
5.
FLASHCARD QUESTION
Front
What is sales tax?
Back
Sales tax is a tax imposed by the government on the sale of goods and services, usually calculated as a percentage of the purchase price.
6.
FLASHCARD QUESTION
Front
How do you calculate the total cost including sales tax?
Back
To calculate the total cost including sales tax, multiply the original price by the sales tax rate, then add that amount to the original price.
7.
FLASHCARD QUESTION
Front
What is the formula for calculating the price after a markup?
Back
The price after a markup can be calculated using the formula: Final Price = Original Price + (Original Price × Markup Percentage).
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