btopol6421 btopol6421
  • 26-02-2018
  • Mathematics
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A pack of cinnamon-scented pencils sells for $5.00. What is the sales tax rate if the total cost of the pencils is $5.20?

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greyeyedskyp4q5c4
greyeyedskyp4q5c4 greyeyedskyp4q5c4
  • 26-02-2018
calculate the percentage increase,work out the difference (increase) between the two numbers you are comparing. Then divide the increase by the original number and multiply the answer by 100. 

520-500 = 20
20÷500 =.04
.04 ×100= 4%
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