Table 5-2. Diane's Clothing Mart Category Cost Rent Utilities Insurance Salaries Sales Cost of Goods Payment Period Monthly Monthly Quarterly Monthly Monthly Cost $1,500 400 300 5,000 25,000 Monthly 12,000 Refer to Table 5-2. Diane's fixed costs are per month $6,800 $6,900 $7,200 $2.200 $7,000