Question

Percent and problem solving: sales tax

1. A new large tv has a purchase price of $4790. If the sales tax on this purchase is $335.30, find the sales tax rate.

Answer 1

7%

Explanation:

Purchase price x sales tax rate =sales tax

4790 x sales tax rate = 335.30

sales tax rate = 335.30/4790

sales tax rate =.07 or 7%

Answer 2

`sale\ tax\ rate=(sale\ tax)/(purchase\ price)*100\%\\\\sale\ tax=335,30\$\\purchase\ price=4790\$\\\\ sale\ tax\ rate=(335,30)/(4790)*100\%\\\\ sale\ tax\ rate=(33530)/(4790)\%=7\%\\\\ \textbf{Sale \ tax\ rate\ is\ equal\ to \ 7\%.}`