21. From the following data provided by ABC Ltd., compute the Working Capital requirement to finance an activity level of 80%:

Production capacity: 1,30,000 units p.a.

Selling price per unit: `16 Cost of raw material: 40% of sales Cost of labour: 25% of sales Overhead: 15% of sales Raw materials in store: 2 months Processing period: 1½ months Finished goods in store: 1½ months Credit allowed to debtors: 1½ months Credit allowed by creditors: 2 months Lag in wage and overhead payment: 3 weeks Cash in hand is to be maintained at the rate of 20% of Working Capital.