How many IRRs could be estimated for each project below: hw5 conv cash flow

.Project A 1,2,3,4] IRR(s).

Project B has [ 1,2,3,4 ] IRR(s).

Project C has [1,2,3,4 ] IRR(s).

Project D has [ 1,2,3,4] IRR(s).

A project has the following annual incremental after-tax cash flows (OCFs) that follow an initial investment of $10 million (all numbers in millions):

Year	OCF
1	5
2	20
3	5
4	-22

What is the NPV of the project if the required rate of return is 18% per annum?

please help with both

Year Project A Project B Project C Project D 1 -10000 -10000 -10000 -10000 2 4000 4000 4000 0 4000 4000 -4000 4000 4000 4000 4000 4000 4000 4000 4000 4000 4000 - 15000 - 15000 4000 OWN