24,000 of the investment are recovered in 8 years and remaining 1000 OMR is recovered in the 9th year. Hence payback period of Project A is 8.(1000/3000) years which comes out to be 8.33 years.
Project B
Initial capital Year 1 2 3 4 5 3,000 1,000 1,000 1,000 1,000 1,000 (2,000)
(1,000)
-
The payback period comes out to be 3 years as the initial investment is covered at the end of 3rd year.
If we rank in these projects strictly in terms of payback period, the ranking would be as follows.
Rank
Project
Payback Period
1
B
3 years
2
D
5 years
2
E
5 years
3
C
6 years
4
A
8.33 years
Internal rate of return
Internal Rate of return (IRR) is the rate at which present value of cash inflows is equal to the outflows. It is the return which in internally earned by a project without considering the external opportunity cost of capital (Lam, 2012, pp. 5). It is calculated by equating present value of inflows with the outflows which in this case in the initial investment. The projects under consideration have a conventional cash flow stream.
Project A
Year
Cash Flows
-25000
1
3000
2
3000
3
3000
4
3000
5
3000
6
3000
7
3000
8
3000
9
3000
10
3000
IRR
3%
The IRR by the use of spreadsheet comes out to be 3%.