QUESTION 4 SelfStore Sdn Bhd. manufactures and sells a DIY storage kit. In 2019, it reported the following: Units produced and sold Investment 3,200 RM2,400,000 Markup percentage on full cost 8% Rate of return on investment 12% Variable cost per unit RM500 Required: (a) Compute the following for SelfStore's DIY storage kit: profit per unit in 2019 i. ii. the full cost per unit iii. the selling price per unit iv. the percentage markup on variable cost (8 marks) (d) In determining the best price for the DIY storage kit, what are the factors that the managers need to consider? In your explanation, include both conventional and Islamic perspectives when setting the price. (4 marks)