x Question 6 Squeaky Clean Inc. provides housekeeping services. The following financial data has been provided. Service Revenue Clearing Supplies Used Wages Expense Office Rent Expenses Deprecation - Machinery $50,000 22,500 20350 5.250 750 Calculate the contribution margin and the contribution margin ratio. A $7.550; 15.1% B 58,520; 17.0% $8.250: 16.5% D 57.150, 14.3% 18 Type here to search C 14/