Whisk Ltd. intends to buy a new machine for production. Machine A costs 10,000 and has a scrap value of 2,000. The company uses a 9% discount rate. Net operating cashflows for Machine B. Year 1 Year 2 6,000 8,000 Year 3 3,000 4a) Why is it important to appraise capital investments? (2 marks) 4b) For Machine A calculate: I. The Accounting Rate of Return (ARR) II. The Net Present Value (14 marks) 4c) Discuss the pros and cons of the Net Present Value. (5 marks) 4d) Discuss in detail two qualitative factors that should be considered when purchasing a machine (4 marks)