solve the alll questions plz

Question 6 Estimated Inventory Returns Not yet answered Select one: Onone are correct Marked out of 1.00 P Flag question O appears on the statement of income. O has a normal debit balance. O is a liability account. Question 7 Answer saved Marked out of 1.00 Remove flag Use the following information to answer question below: Cost of goods sold....... $434,000 Income tax expense.. 67,200 Operating expenses........ 344,000 Sales...... 1,100,000 The gross profit margin would be Question 8 Not yet Which of the following would not be included as an operating expense on the statement of income? answered Marked out of 1.00 P Flag question Select one: O loss on sale of equipment o insurance expense O interest expense O depreciation expense O utilities expense Clear my choice Question 9 Not yet answered Income is $15,000, operating expenses are $20,000, income tax expense is $3,000, and sales are $75,000. Gross profit margin is Marked out of 1.00 Giving a customer a sales allowance Select one: increases the amount of cost of goods sold. increases the amount of Refund Liability. reduces the amount of Refund Liability. O reduces the amount of cost of goods sold. Clear my choice