QUESTION 3 1. The alternatives shown are to be compared on the basis of annual worth. At an interest rate of 10% per year, the values of (n) that you could use in the (A/P, I, n) factors to make a correct comparison by the annual worth method are: B first costs annual operating cost, S salvage value, s life years A -1500 -1000 1300 4 -9000 -400 1500 8 AN -4 years for A and 4 years for B B.N4 years for A and 8 years for B C Neither (A)nor (B) D. Either (A) or (B) QUESTION 4 F acer F5 FE Fe 59 FIO. FIL FZ 04 Pause 412 Scr Lk PrtSC SysRa Insert Delete Break $ % A & * - + - Backspace w 4 5 6 1 7 V 8 A 9 4 0 E R Y ! U T P: {