The following is the information from Mango Bhd for Dec 2021: (LO2) Sales (unit) Sales price (RM per unit) Variable cost (RM per unit) Fixed cost a. Calculate total cost [2] b. Calculate total revenue [1] c. Calculate Profit [2] 20,000 units RM 5.80 RM 1.80 RM 24,000 c. Find Break-even Point (in units) using mathematical equation [2] d. Find Break-even Point (in units) using contribution margin method [2] e. Find Break-even Point (in RM) [1]