Required information
An engineer calculated the PW values for four alternatives to develop a remotely controlled vibrations control system for
offshore platform applications. The results in the table use a MARR of 14% per year.
Alternative
I
J
K
L
Life, n, years
3
4
12
6
PW over n years, $
16.08
31.12
-257.46
160
PW over 6 years, $
26.94
15.78
-653.29
160
PW over 12 years, $
39.21
60.45
-257.46
160
Determine which alternative(s) should be selected if the projects are independent.
Alternative I is (Click to select), alternative J is (Click to select), alternative K is (Click to select), and alternative L is
(Click to select)