please really need some help Problem 5 Calculating the IRR  

Suppose that a project has an initial investment and a payment at the end of year 1, another payment at the end of year 2, and a final investment at the end of year 3. At most, how many possible different IRRs can exist?

1

A. 2 B. 1 C. 0 D. With the above information we cannot answer the question. E. None of the above options

Problem 6

Given the following cash flows for project A: C0 = -1,000, C1 = +600, C2 = +400, and C3 = +1,500, calculate the payback period.

A. One year B. Two years C. Three years D. Cannot be determined E. None of the above options 

Problem 7

If an investment project (normal project) has an IRR equal to the cost of capital, the NPV for that project is:

A. Positive B. Negative C. Zero D. Unable to determine E. None of the above options