Seudónimo Seudónimo

22-09-2016
Mathematics

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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? (SHOW WORK)

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Wætrb4II Wætrb4II

22-09-2016

At the start: 20$
DVD: 18$+7% sales tax (Am I right?)
DVD price: 18$=100%
full price=107%
0.18$=1%
1.26$=7%
So: 1.26$(7%) + 18$(100%) = 19.26$(107% - full price including the sales tax)

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