4 Kirana Ltd manufactures sold DIY shelf for $300. Production cost are $100 variable cost and $50 fixed. Kirana is considering building the table in store and selling it for $350. Variable cost to assemble are $30 and fixed costs are $10. What is the Net Income Increase (Decrease) if Kirana choose to sell assembled shelf? Sell Process Further Net Income Increase (Decrease) (make the answer bold) 5 Kenanga SpA has a factory machine with a book value of 100,000 and a remaining useful life of 5 years. It can be sold for 30,000. A new machine is available at a cost of 400,000. This machine will have a 5-year useful life with no residual value. The new machine will lower annual variable manufacturing costs from 600,000 to 500,000. Prepare an analysis showing whether the old machine should be retained or replaced. Retain Replace Net Income (make the answer bold) (write your opinion whether Kenanga should retain or replace the old machine)