the following Stock of material with m/s RK Ltd as on 1-3-2016 was 1,000 units at RS 10 Per units the following purchase and issues were made during month ended 31st march 2016 Purchases: Date 5-3-2016 8-3-2016 21-3-2016 Issues: Date 15-3-2016 25-3-2016 31-3-2016 OR Quantity in kg 2000 3000 9000 Rate per kg RS 11 Quantity in kg 5,400 2,600 5,000 12 14 15 You are required to find the following from the above details: a) Closing stock as on 31st March 2016 using FIFO Method. b)closing stock as on 31st march 2016 using weighted average cost method c)cost of goods sold during the month using closing stock as per fifo method