Find the Discounted Payback Period (DPP) for Oman Sofa Company if the initial investment is 12000 OMR and the cash Inflows are as follows: Year 1 =5000 OMR; Year 2 =4000 OMR; Year 3=3000 OMR and Year 4:5000 OMR. Use discount rate as 15%. Select one: O a. 2.3 Years b. 3.9 Years O c. 4.2 Years o d. None O e. 34 Years If the cost of debt for Sohar Textiles is 6.9% (effective rate) and the after tax cost of debt is 0.05175, then what is tax rate? Select one: a. 0.359 O b. 0.149 O c. 0.259 d. 0.249 e. None If the tax rate is 15% and the after-tax cost of deb is 0.09265, then what is the cost of debt (effective rate) for Dhofar Energy Services? Select one: a. None O b. 0.1190 c. 0.1790 O d. 0.1090 e. 0.1390 If the cash is 135, marketable securities 120, bills payable 35, bills receivable 45 outstanding expenses 20, creditors 110, debtors 50, the contingency rate is 14.54% then what is net working capital? Select one: a. 211.89 O b. None c. 218.89 d. 350 e. 185 If the cash is 125, marketable securities 80, bills payable 35, outstanding expenses 40, bills receivable 160, what is net working capital? Select one: o a 360 b. 440 c. None ooo d. 370 o e. 290