(a(i))[4]
Calculate the net cash flow for every year and the overall total for the project.
(a(ii))[3]
Calculate the accounting rate of return (ARR), giving your answer to two decimal places.
(b)[4]
Calculate the project's net present value (NPV).
(c)[7]
Calculate the change in NPV that would result if the extension were also built. Your response should show whether the change is an increase or a decrease.
(d)[7]
Advise Hiram on whether he should agree to build the sea wall and the extension. Justify your answer.