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5 November, 12:55

Select all the expressions below which represent a 20% discount off the price of an item that originally costs d dollars.

A. 0.8d

B. d-0.2

C. d-0.2d

D. 1-0.2d

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  1. 5 November, 15:56
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    A - 0.8d

    multiply the item (d) times 80% (which shows a 20% discount since 100%-20%=80%). Convert 80% to a decimal =.8

    therefore, 0.8d
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