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39 votes
39 votes
A new plasma-screen television has purchase price of 4980 if sales tax on this purchase is 398.40 find the sales tax rate

User ToddSmithSalter
by
2.5k points

2 Answers

14 votes
14 votes

Answer:

8%

Explanation:

What % is 398.40 of 4980 (x/100 = is/of)

x/100 = 398.49/4980 (cross multiplication)

(398.40 * 100) / 4980 = 8

User Roger Trullo
by
3.6k points
9 votes
9 votes

Answer:

12.5 Percent.

Explanation:

User Marty Chang
by
2.7k points