Given the following series of alternate b cash transactions
Initial investment 800 dollar
Operatins and maintenance 5000/year
Upgrades 1500 every 5 years
Insurance 500/year
Revenue 35.000 inrease 10.000 year
Salvage 80.000
Useful life 10 years
Interst on cost 5.5 % / year
Intreast of revenue 2.7%/
Draw the cash flow diagram