The director of capital budgeting for Big Sky Health Systems Inc. has estimated the following cash flows (in thousands of dollars) for a proposed new service:

Year Expected Net Cash Flow

0 ($100)

1 70

2 50

3 20

The project's opportunity cost of capital is 10 percent.

a. What is the project's payback period?

b. What is the project's NVP?

c. What is the project's IRR?