a) An automated printing system required initial investment of RM30,000 and annual operating expenses of RM250 per year. The system has useful life of 15 years with the salvage value of RM5,000. The system needs to be overhauled at the end year 10 at the cost of RM 1,000. Calculate the present worth of the system. Growth rate is 12% per year. (5 marks) b) An organization wants to endow a project for a local library. The organization will set up an investment plan, where the investment principle will earn a growth of 10% per year. The initial setup is estimated to be RM500,000 now and annual expenditures are RM130,000 per year plus refurbishment cost of RM100,000 at the end of every four year, forever. Calculate the amount of cash required now to establish the library and to support the cash requirements for all expenditures and refurbishment of the library, forever