It's calculation assignment.
So need some one who has a good experience to do that. see the details:
You are working for a construction company and in this assignment you are required to calculate the planned cashflow for a contract. The cashflow will be used by the finance department to arrange project finance from a lender to cover the maximum expenditure. The finance manager also needs to advise the lender (bankers) when that will occur. The lender will also wish to know at what time the project will start to make a profit and how much that will be. Refer to the assignment question for details.
Please find attachment file for assignment material.