a city is planning to build a swimming pool costing $3000000 that willhave alife of yearof 25 years. the annualmaintenance costfor the swimming pool is $1000000 per year increasing by$200per year . there will be no salvage value . the average benefit is assignedof $1.50 per use and there will be anaverage 75 users per hour,8hours per day , 316 days per year calculate the modified benefit/cost ratio using a rateof return 6%