Question 4 (42 marks) Namibia Ltd is considering investing in a new machine in order to reduce operating costs over the next five years. Machines A and B are currently being considered, the details of which are as follows: I he above cost savings have been calculated atter the deducton of depreciation on a straight-line basis over the life of the investment. Due to liquidity considerations, the managing director requires the project to have a payback period of less than four years. The company's cost of capital is 10%. Question 4 (42 marks) Namibia Ltd is considering investing in a new machine in order to reduce operating costs over the next five years. Machines A and B are currently being considered, the details of which are as follows: I he above cost savings have been calculated atter the deducton of depreciation on a straight-line basis over the life of the investment. Due to liquidity considerations, the managing director requires the project to have a payback period of less than four years. The company's cost of capital is 10%