Solve the problem.
-If the sales tax on an item is 4%, the sales tax on an item costing d dollars can be found by the expression 0.04d. Determine the sales tax on a camera that costs $640. Round your answer to the nearest cent.
A) $19.20
B) $25.60
C) $32.00
D) $256.00

Question

Quizplus · Accepted Answer

The sales tax can be found by multiplying the cost of the item, $640, by the sales tax percentage, 4% or 0.04. 
Sales tax = 0.04d = 0.04(640) = $25.60 
Rounded to the nearest cent, the sales tax is $25.60. Therefore, the best choice is B. The sales tax on an item costing $640 can be found by multiplying the cost by the tax rate of 0.04: 
0.04 x 640 = $25.60. Rounding to the nearest cent, the sales tax is $25.60. Therefore, the best choice is B.

Solve the Problem. -If the Sales Tax on an Item Is 4%, the Is