10-18. Two municipal cell tower designs are being considered by the city of Newton. If the city expects a modified benefit–cost ratio of 1.0 or better, which design would you recommend based on the data that follows? Assume repeatability. The city’s cost of capital is 10% per year. (10.8) Verizon Cellgene Initial investment (first cost) $75,000 $175,000 Useful life in years 6 12 Market value at end of useful life $20,000 $37,500 Annual benefits from operation $28,800 $38,800 Annual operating expenses $9,800 $11,300