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25 February, 07:34

12. A pack of cinnamon-scented pencils sells for $4.00. What is the sales tax rate if the total cost of the pencils is $4.32?

13. How can you solve problems involving percents?

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  1. 25 February, 10:55
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    12) tax rate is 8%

    13) convert percent to decimal format

    Step-by-step explanation:

    12) 4.32/4.00 = 1.08

    1.08 - 1 = 0.08

    0.08 * 100 = 8%

    13) Convert all % to decimal format.

    Do this by dividing the percent by 100

    e. g. 10% = 10/100 = 0.10
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