1. The cash flows (in KD) for two mutually exclusive alternatives in Kuwait are as in the table below: [4] Y X - Y n 0 -3,000 1 -12,000 4,200 6,225 6,330 1,350 1,800 1,500 -9,000 2,850 4,425 2 3 4,830 RoR (%) 23 18 15 a. Which project would you select at MARR = 20%? Why? [2] b. Which of the two alternatives is not financially viable? Why? [2] 2. The equivalent annual worth of an increasing arithmetic gradient is $55,400. If the cash flow in year 1 is $17,000 and the gradient amount is $11,000, what is the value of n at an interest rate of 8% per year? [4] 7 B I - - III U X2 x2 1. PTUK university has two proposals to renovate the engineering building. The two proposals are assessed according to different attributes as follows: [6] Importance Rates to proposal Attribute S R score Economics 60 60 50 40 30 80 Durability Flexibility Safety 40 10 40 60 70 30 a. From a safety perspective, which proposal will you accept? [1] b. If you consider all attributes, will you change your mind? (use the table to show your calculations) [5] 2. Find the numerical value of the factor (A/F,1%,45) using interpolation. [2] 7 B I ini