A customer went to a shop and paid a total of $40, out of which 90 cents was for sales tax on taxable purchases. If the tax rate was 6%, then what was the cost of the tax free items? Pick one
A) $22.70
B) $23.20
C) $24.10
D) $25.50
E) $26.90
The total cost was $40.   The tax was $0.90   Let the original price of the taxable items = x   Given that tax rate = 6%   0.06x = 0.90   x = $15   The cost of the tax free items was $40 - $15 - $0.90 = $24.10   The answer is $24.10.40 -  15 -  0.90= 
<gadget id="calculator">40 -  15 -  0.90</gadget>
<output>24.1</output>
$24.10   The answer is $24.10.
<result>C</result>
A customer went to a shop and paid a total of $40, out of which 90 cents was for sales tax on taxable purchases. If the tax rate was 6%, then what was the cost of the tax free items?