AI From the following particulars, prepare a cost sheet showing the comparative cost per tonne for both the periods : Three months eaded 31-3-79 30-6-79 Rs. Rs. Productive Wages 72,000 98,000 Administrative Expenses 12,000 12,000 Raw Materials 36,000 49,000 Taxes and Insurance-Factory 750 750 Light and Water 1,000 1,000 Direct Expenses 9,000 12,500 Depreciation 2,000 2,000 Factory Rent 1,500 1,500 Unproductive Labour 30,000 41,000 Factory Repairs 3,000 4,500 1,67,250 2,22,250 - The tonnage produced in the two quarters was 12,000 a 16,000 tonnes respectively