please help me with this urgent questions. thank you

Jaguar Co. currently uses a machine that costs 9,000 annually to run. What is the maximum that should be paid to replace the machine with one that will last three years and cost only $3,000 annually to run? The opportunity cost of capital is 12 percent. $14,411 $24,018 $2,000 $9.607 What is the maximum that should be invested in a project at time zero if the inflows are estimated at $40,000 annually for three years, and the cost of capital is 7 percent? $104,972.64$101,251.79$155,586.05$233,379.08