QUESTION 1 (a) Sisis is a garment firm that produce unisex T-shirt. The monthly fixed costs of company is RM40,000. The production costs of a T-shirt regardless the size is RM10. The selling price for a T-shirt is RM20. (i) Find the cost, revenue, and profit equations if x is the number of T-shirts produced per week. (4 marks) (ii) Find the monthly break-even quantity of the T-shirt of the firm. (2 marks) (iii) If the firm is making a loss of RM 25,000 per month, how many additional T- shirt need to sell in order to have a profit of RM50,000? (4 marks) (iv) If the firm was able to sell 2000 T-shirts per month, what price should be charged in order to break even? (3 marks) (b) Duirng the COVID-19 pandemic, many people have opted for delivery services for many products including vegetables. Max Vege sells 3 different packs of vegetables. The total costs of ordering all the three sets, namely Set A, Set B and Set C is RM399. The costs for Set A is 40% of the total costs of Set B and Set C. The costs for Set C is twice of the total costs of Set A and Set B. What is the costs for each set of the vegetables? (12 marks) (Total: 25 marks)