Ahsan Enterprises (AE) produces three products Alpha, Beta and Gamma. The management has some reservations on the method of costing. Consequently, the cost accountant has reviewed the records and gathered the following information: i. The costs incurred during the latest quarter were as follows: Direct material Direct labour Indirect wages - machine maintenance - stores Rupees 240,000 1,680,000 600,000 360,000 -quality control 468,000 - cleaning and related services 400,000 Fuel and power 2,800,000 Depreciation on plant, machinery and building 1,560,000 Insurance on plant and machinery Insurance on building Stores, spares and supplies consumed Rent, rates and taxes 240,000 60,000 1,800,000 1,200,000 Production (units) Direct labour hours per unit ii. The production report for the previous quarter depicted the following information: Inspection hours per unit Machine hours per unit Alpha Beta 12,000 20.00 6.00 20,000 5.00 8.00 Gamma 45,000 4.00 10.00 2.00 3.00 4.00 The rate of depreciation for plant and machinery is 10% per annum. a) Calculations that would be required to determine the factory overhead rate on various basis b) Factory overhead cost allocable to each product