HEY GUYS M HAVING DOUBT ABOUT 'NET INCOME APPROACH' AND 'NET OPERATING INCOME APPROACH'.PLEASE SOLVE BELOW PROBLEMS AND ALSO EXPLAIN ME THE CONCEPT????URGENTLY

PROBLEM1

CO'S   X AND Y ARE IDENTICAL IN ALL RESPECTS INCLUIDING RISK FACTORS EXCEPT FOR DEBT/EQUITY,X HAVING ISSUED 10% DEBENTURES OF RS18LAC WHILE Y HAS ISSUED ONLY EQUITY.BOTH THE CO'S EARN 20% BEFORE INTERS AND TAXES ON THEIR TOTAL ASSETS OF RS.30LAC.

ASSUMING A TAX RATE OF 50% AND CAPITALISATION RATE OF 15% FOR AN ALL EQUITY CO.COMPUTE THE VALUE OF CO'S X AND Y USING (1)NET INCOME APPROACH (2)NET OPERATING INCOME APPROACH.