Project management

Please do the solution manually, I don't want to use Excel

Q3) you are the head of the project selection team at Aramex. Your team is considering three different projects. Based on past history, Aramex expects at least a rate of return of 20 percent. Given the followwing information for cach should be Aramex which first priority? Should Aramex fund any of the other projects? If so, what should be the order of priority based on return on investment ? Project : Dust Devils year investment 0 $500.000 1 2 3 Revenue Stream 0 50.000 250.000 300.000 Project: Osprey year investment Revenue Stream 0 $250.000 0 1 75.555 2 75.000 3 75.000 4 50.000 Project: voyagers year investment $75.000 0 1 2 3 4 5 Revenue Stream 0 0 15.000 25.000 50.000 50.000 150.000