Can you please povide me right solution of these 2 problems 9-34 and 9-16? Those two are separate problems

1.Problem 9-34

2. Problem 9-16

A government agency is planning a new office build- ing close to its current headquarters. Four proposed Problems 323 sites are to be evaluated. Any of these sites will save the agency $700,000 per year, since two of its cur rent Satellite offices will no longer need to be rented. The agency uses a 6% interest rate and assumes that the building and its benefits will last for 40 years. Based on a benefit cost analysis what should the agency do? Site Initial cost $8.6M $8.1M $7.5M $6.8M Annual O&M 0.12M 0.155M 0.2M 0.3M