Algebra Chapter 2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| ratio | a comparison of two quantities by division
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| rate | a ratio of two quantities with different units
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| proportion | a statement that two ratios are equivalent
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| sales tax | a percent of an item's cost collected by state government
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| similar figures | have exactly the same shape but not necessarily the same size
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| scale drawing | uses a scale to represent an object as smaller or larger than the actual object
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| markup | an amount by which a wholesale cost is increased
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| commission | money paid to a person for making a sale
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| interest | money charged for borrowing money, or money earned when saving or investing money
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| principal | the amount of money invested or borrowed
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| tip | an amount of money added to a bill for service
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| indirect measurement | using proportions involving similar triangles to find a length that is not easily measured.
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| percent change | an increase or decrease given as a percent of the original amount
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| discount | an amount by which an original price is reduced
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| unit rate | a rate in which the second quantity in the comparison is one unit.
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
galbreath01
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