You are provided with the following figures of Cell Limited for the year ended on 31st December 2021: Sales for the year TZS 3,375,000 Percentage of costs to sales: Direct material costs Direct labour costs Variable overhead costs Selling and distribution expenses (overheads) Fixed overheads cost 35% 20% 15% 7% 10% Normally: a) Receivables are outstanding for two months on an average, b) Raw materials remain in inventory for two months' time; c) Work-in-progress is equivalent to three months' worth of half produced goods; d) Finished goods represents one month's production. e) Credit period available is as follows: Direct materials 3 months 2 weeks 1 month Direct labour Variable overheads Fixed overheads Selling and distribution 1 month 0.5 month Note: Work-in-progress and finished goods are valued at material, labour and variable expense cost. Required: Calculate the working capital required for Cell Limited for the year 2021 if safety margin is 10%