please answer all of the following questions

Question 53 16 pts Use the following to answer the questions DO NOT INCLUDE COMMAS OR DOLLAR SIGNS IN YOUR ANSWERS Sales $980,000 Loss on sale of equipment $5,000 Cost of goods sold $520,000 Operating expense $260,000 Sales returns & allowances $20,000 Income tax expense $43,750 Calculate Net sales Calculate operating income Calculate Net income Calculate the net profit margin, rounded to 2 decimal places