Assume that a money manager is considering the buy of a $35,000 machine and that he appraises that the machine will give a return (net of working expenses) of $10,000 each year for a very long time....

Assume that a money manager is considering the buy of a $35,000 machine and that he appraises that the machine will give a return (net of working expenses) of $10,000 each year for a very long time. Accept that the going pace of interest is

a) 8 percent,

b) 2%