Question F3 (a) The following costs have been extracted from the records of Cleaning Powder Enterprise: Month January February March April May June Activity level Pieces 15,550 15,880 15,750 15,500 15,690 15,200 Total cost RM 740,200 730,300 798,250 700,120 735,100 705,820 Required: Calculate the fixed costs per month and variable cost per piece using the High-Low method. (10 marks) (b) A manufacturing company is searching for a method that helps to identify variable cost per unit and fixed cost. In the last meeting, one of the accountants suggested that High-low method should be considered. The owner learns that you have completed a cost accounting course recently and seeks your opinion. Required: Identify and discuss the possible challenges that management may face when such method is implemented. (10 marks) (Total 20 marks)