A company is planning to purchase a new machine. The purchase price of the new machine is $120000 and its annual operating Expenses is $1800. The machine has a life of 10 years, and it is expected to generate $30000 in revenues in each year of its life. What is the internal rate of return for the machine? (You can use the formulas rather than tables) i=0.2141 i=0.1240 o j=0.0750 i=0.2050 i=0.1956