本来想说先自修，看原文书，
不过看着看着实际运算却算不出来QQ
所以要求救QQ
1. A firm is evaluaiting the purchase of a new machine. The machine would
cost $250 million, and would operate for 10 years. The firm expects annual
cash flows from operating the machine to be $35 million and its cost of
capital is 12%.
(a) Prepare an NPV profile of the purchase.
(b) Identify the IRR.
(c) Should the firm go ahead with the purchase?
2. A firm is considering the following two mutually exclusive projects. The
cost of capital is 10%.
Project 0 1 2 3
_____________________________
A -1000 350 400 500
B -1500 600 500 500
(a) What is the NPV of each project?
(b) What is the IRR of each project?
(c) At what cost of capital are the firm indifferent between the two projects?
(d) What should the firm do?
3. A firm needs to decide how to allocate space in its produciton facility.
It is considering the projects:
Project NPV Use of Facility
________________________________
A $1.8 million 100%
B $1.2 million 50%
C $1 million 40%
(a) What are the profitability indexes of the projects?
(b) What should the firm do?