A company is considering an investment proposal to install new milling controls at a cost of GHC 50,000. The facility has a life expectancy of 5 years and no salvage value. The tax rate is 35% . assume the firm uses straight line depreciation and the same is allowed for tax purposes. The estimated cash flows before depreciation and tax( CFBT) from the investment proposal are as follows:

Year	CFBT
1	GHC 10000
2	10692
3	12769
4	13462
5	20385

Compute the following:

Pay back period

Average rate of return

Internal rate of return

Net present value at 10% discount rate

Profitability index at 10% discount rate.