Jonathan after his National Service and with no hope securing a job in the forma

Jonathan after his National Service and with no hope securing a job in the formal sector has decided to run a taxi service. The following forecast has been made for operation of a service between aflao and Accra.
i). Revenue totaling GHS300 a week for 52 weeks in a year. This is net of fuel and other variables costs.
ii). Maintenance and servicing GHS 120 per month.
iii). Tyres; four pieces for a year at GHS 120 per unit. process
iv). Salaries GHS300 per year
v). Insurance GHS per year
The net cash will increase at 5% per annum for the next five years due to inflation.
The cost of the vehicle is estimated at GHC 28,000. The project appears quite profitable based on the NPV criteria using the Government policy rate of 26%. However, the banks are offering rates for higher than the policy rate.
Required:
a)You are to calculate break-even rate (IRR) for the project.
b)How is the traditional payback period discounted payback period?
outline and briefly explain the five (5) processes capital project or an investment goes throug