Answer: The total amount that Amy paid for the box of chocolates is $12.376.
Explanation:
Since we have given that
Original price of box of chocolates = $14
Discount rate = 15%
Amount of discount is given by

So, Amount after discount becomes

Rate of sales tax = 4%
Amount of sales tax is given by

So, Amount after tax becomes

Hence, the total amount that Amy paid for the box of chocolates is $12.376.