The amount of tax on a chair was $3.60. The tax rate was 5%. Find the original price of the chair. Bianca solved the problem below. Find Bianca’s error. 0.05(3.60) = Original price The original price is $0.18.
Given:
tax value = 3.60
tax rate = 5%
To solve for the tax value, we use this formula:
Tax value = Original price * tax rate
Since the original price is missing, we derive the formula from the above formula:
Original price = tax value ÷ tax rate
Original price = 3.60 ÷ 5%
Original price = 72
The original price is 72.
72 x 5% = 3.60
Answer:
Sample Response: Bianca should have divided the amount of tax by the tax percent to find the original price.
Step-by-step explanation:
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