Final answer:
The final price of the hammock is determined by subtracting the amount of the rebate from the original price. The original price is $125 and the rebate is $55. Thus, after subtracting the rebate from the original price, the final price of the hammock is $70.
Step-by-step explanation:
The concept being applied here is one of basic arithmetic and subtraction. The original price of the hammock is $125. The department store is offering a rebate of $55. To calculate the final price of the hammock, you would subtract the amount of the rebate from the original price.
Final Price = Original Price - Rebate
So, Final Price = $125 - $55 = $70.
Therefore, the correct answer is a. $70.
Learn more about Subtraction