A proforma cost sheet of a company provides the following data. Costs per unit (Rs.) 40 15 30 Raw Material Direct Labour Overheads Total cost Profit Selling Price 85 15 100 The following additional information are available. Average raw material in stock - one month. Average materials in process - half a month. Finished goods in stock - one month. Credit allowed by suppliers - one month. Credit allowed to debtors - two months. Time lag in payment of wages - one and half month. Time lag in payment of overheads - one month. One fourth of the sales are on cash basis. Cash balance is expected to be 50,000/= You are required to prepare a statement showing the working capital needed to finance a level of activity of 104,000 units of production. (12 Marks)