Question

03) In order to improve the recovery of highly brackish groundwater, the engineer at Clean Water Engineering has established three altermatives for this project Assess all of the following projects, using MARR of 9% per year 129冫. Alternative A 500,000 70,000 Alternative B 250,000 80,000 155,000 in first year and decreases by $8000 thereafter First Cost, S Annual operating cost.s Alternative C 150,000 55,000 Annual income, $ 175,000 140,000 50,000 every 10 sears Major overall. S Salvage. S Life. Year 15,000 n year 6 30,000 12 40,000 40,000 15 Using Present worth analysis, which alternative would you recommends the engineer to select? And why 054 AM

Answer 1

Guiven hal- Annual incor。'는 $17 sooo Salvage 볕串90000. Majoy nnuel maintence oooo evey to yetis So Annual eq uivalent Cestaf Maintenance 2221 So = $1707878 14o 8 19 e a Bene

クメー10%22 pve.7 % geaS.cqsh plnoet) 14220 2 -123727 10733 13 q00D y131006 23000 7+9912 easll 1。70 oo 79000 q1000 418919 3 SO60 21065 23826 9243 (S 262 fo /2 900 0 SIDO0 /3e00 Tofa 14 989ss

Peeset vale ef meintenance, as (soooxPVE Cf.s hngol Income-140,0 /002502 Alteinati S hest