Problem (3): Consider the following two mutually exclusive projects, which have unequal service lives. N (years) 0 1 2 3 4 5 Project 1 -600-250-250-250+400 Amounts Project 2 Amounts -1600-200-200 -200 -200-200+850 Given that interest rate equals 10%, using minimum no. of factors, determine which project should be selected: a) Using present worth analysis. b) Using Annual worth analysis