(b) KOSEK Holdings Sdn Bhd, is considering the purchase of a new bus for student's transportation within the campus of KOSEK in KOSEK CITY as an alternative to the existing rented bus. The capital investment requirement for the bus is RM345,000 and the estimated market value of the bus after six-year study period is RM115,000. Annual revenue attributable to the new bus will be RM120,000, whereas additional annual expenses will be RM22,000. You have been asked by the management to determine the IRR of this project and to make recommendation. The corporation's MARR is 20% per year. Hint: Solve this question by using linear interpolation method. (8 marks)