The following question relates State whether the following costs are fixed or variable. Use the letter F for fixed and the letter V for variable to fill in the blanks below. 6. 7. Expense Cost of Sales Casual wages Delivery Expenses Cost of goods sold Annual Insurance Depreciation-Straight line method Monthly bank charges of $1 per transaction Sales commission earned on volume of sales 9. Annual Subscription 10. Full-time employees' salaries Classification