Q: A machine whose investment cost (10) million, maintenance costs and the addition of some accessories to it in the third year (1) million, and its revenues for the first year amounted to (1)...

Extracted text: Q: A machine whose investment cost (10) million, maintenance costs and the addition of some accessories to it in the third year (1) million, and its revenues for the first year amounted to (1) million, for the second year (2) million, for the third and sixth year, (3) million, for the seventh year and to the end of life The machine (4) million. Find the payback period for its capital. I suppose that the age of the machine is (10) years. Note: All amounts are in Iragi dinars 1Add file