Hanmi Group, a consumer electronics conglomerate, is reviewing its annual budget in wireless technology. It is considering investments in three different technologies to develop wireless communication devices. Consider the following cash flows of the three independent projects for Hanmi. Assume the discount rate for Hanmi is 10 percent. Further, Hanmi Group has only $20 million to invest in new projects this year.

Year CDMA G4 Wifi

0 -8 -12 -20

1 11 10 18

2 7.5 25 32

3 2.5 20 20

a. Calculate the profitability index for each investment.

b. Calculate the NPV for each investment.