Hermionegranger12 Hermionegranger12

08-11-2017
Mathematics

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DUE TOMORROW torri had $20 to buy a birthday present for her Dad she decided to buy a dvd for $18 the sales tax is 7% does she have enough money explain your reasoning

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jimthompson5910 jimthompson5910

08-11-2017

7% of 18 = (7/100)*18 = 0.07*18 = 1.26

The amount of sales tax to be paid is $1.26

Add this onto the original amount of $18 to get 18+1.26 = 19.26

So she will have enough money (since 19.26 is smaller than 20). The amount of change Torri will get is 74 cents (20-19.26 = 0.74 dollars = 74 cents)

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