(b) A company is considering an investment proposal to install new Milling Machine. The machine cost will be Tk. 50,000 . The Company's tax rate is 50% and no investment allowance is allowed. The firm uses straight-line depreciation. The estimated Cash Flow Before Tax (CFBT) from the proposed invested proposal are as follows: Compute the following i) PBP ii) ARR iii) NPV ab 10%. iv) BCR