Share

## The sales tax for an item was $9.80 and it cost $490 before tax. Find the sales tax rate. Write your answer as a percentage.

Question

The sales tax for an item was $9.80 and it cost $490 before tax. Find the sales tax rate. Write your answer as a percentage.

in progress
0

Mathematics
3 years
2021-07-18T17:26:32+00:00
2021-07-18T17:26:32+00:00 2 Answers
59 views
0
## Answers ( )

Answer:2%

Step-by-step explanation:To solve this problem, a

proportionwould be best! We can set up the first fraction with the two numbers given to us. We’ll usetto represent tax, andwto represent the whole. The first fraction will look something like this:Next, we’ll set up our second fraction using knowledge of percents. Every percent is a part of 100%, so we can use 100 as our percent to represent the whole. Since we are solving for the percent that is out of 100, we’ll use

xto represent it. The final proportion should look like this:To solve, we just need to

cross-multiply and divide! First, multiply 9.80 by 100 to get 980. Finally, divide 980 by 490 to get afinal answer of 2%. The sales tax rate is 2%. The final calculations are as follows:9.80 X 100 = 980

980 / 490 =

2 or 2%Answer:2 percent

Step-by-step explanation:9.80 / 490 * 100 = 2