mr.barret bought a new battery for his new car. the battery cost $72. sincw batteries are a taxable item he had to pay 7.5%. wha
t was the total cost of the battery in dollars and cents?
2 answers:
$77.40
$72 (price) x 1.075 (the one is so you can do it in one step, the .075 is 7.5%)
That equals $77.40
Answer : $77.40
Step by step explanation:
Set up a proportion.
72 • 7.5 = $540
540 / 100 = $5.40
The tax is $5.40.
Now you add the tax to the subtotal.
5.40 + 72.00 = 77.40
The total amount is $77.40.
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