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45 votes
45 votes
Zoey bought a new purse from an upscale store, so shehad to pay tax. Since she lives in Florida, the tax rate is6%. Zoey paid $15 in tax. How much did the pursecost?**Be careful with your setup! The $15 is the 6%...inother words, the $15 is part of the whole cost.**Show ALL of your work and be sure to LABEL youranswer (and make it look like a dollar amount)!

User Martin Dreher
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1 Answer

17 votes
17 votes

Let the cost of the purse be x,

6 % of x = 15


\begin{gathered} (6)/(100)\text{ }*\text{ x = 15} \\ (6x)/(100)\text{ =15} \\ \text{cross}-\text{ multiply} \\ 6x\text{ = 15 x 100 = 1500} \\ x\text{ = 1500/ 6} \\ x\text{ = \$ 250 } \end{gathered}

User Pavel Komarov
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3.3k points