Explain clearly, don't copy from internet

If the interest rate is 7.0%, what is the present value of a perpetuity paying $210 per year? (A perpetuity is a bond that makes payments forever.) Round to the nearest dollar. Do not use dollar signs or commas in your answer. Example: if the answer is $1,234.56, then write "1235".

l Bob's production function is Q = X1O-338695x20-129865 where x1 = quantity of labor and x2 = quantity of land used in the production process. Bob has a 5 year lease on 324.689 acres of land. In the short run, Bob's average total cost of production will be 0 A. Equal to his long run average cost of production 0 B. Greater than his long run average cost of production 0 c_ Less than his long run average cost of production 0 D,Eitheerr B could be correct