Is it possible this question can be done in excel? if so, could somebody show me the necessary steps, please?

Hellenic Leptos is a privately-owned housebuilding company in Limassol, Cyprus. The company is financed entirely by its two owners and for project appraisal purposes they use a discount rate of 10%. The two owners are considering the company's capital investment programme for the next two years, and have reduced their initial list of projects to four. Details of the projects are as follows: None of the projects can be delayed. All projects are divisible; outlays may be reduced by any proportion and net inflows will then be reduced in the same proportion. No project can be undertaken more than once. Hellenic Leptos is able to invest surplus funds in a bank deposit account yielding a return of 7% per annum