1.5 pts The development cost of a project X is $150,000. The operating costs for year 1, 2 and 3 respectively are $5000, $6000, and $ 7000. The benefits for year 0, 1, 2, 3 respectively are 0, $80,000, $90,000, and $70,000. The discount rate is 4%. The NPV is $23456.8 $47567.8 $55784.8 $57784.8 . Previous