Oman Cement Company's financial statements shows the following information Particulars Amount (OMR) Direct material 57,000 Direct wages 28,500 Factory rent and rates 2,500 Office stationery 500 Plant repairs and maintenance 1,000 Plant depreciation 1,250 Factory heating and lighting 400 Factory manager's salary 2,000 Office salaries 1,600 office rent 1,500 Telephone and postage 200 Printing and stationery 250 Advertisement 1,500 Salesmen's salaries 2,500 Showroom rent 500 Sales 116,000 Sales 116,000 Sales 116,000 Based on the above information answer the following questions: The prime cost is OMR; The amount of works cost is OMR; The cost of production is OMR; > The total cost of sales is OMR;