d- State the difference between the FIFO Method and the Weighted Average method. (2m) e- If the selling price is RM 5,000, the contribution margin per unit is RM 1,000, then the contribution margin percentage will be: (1m) f- Assume that as an investor, you are planning to enter the construction industry as a panel formwork supplier. The potential number of forthcoming projects, you forecasted that is within two years, your fixed cost for producing formworks is $ 300,000. The variable unit cost for making one panel is $ 15. The sale price for each panel will be $ 25. If you charge $25 for each panel, how many panels you need to sell in total, in order to start making money? (2m)