Question

the amount of sales tax on a clothing purchase is directly proportional to the purchase price of the clothing. the sale tax on a $60 sweater is $4.20. determine the constant variation (sales tax percentage).

Answer 1

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Answer:

7%

Explanation:

The tax rate is the ratio of tax to pre-tax cost:

$4.20/$60.00 = 0.07 = 7%

The constant of variation (tax rate) is 7%.