Mukul purchased a flat on 1-4-1996 for Rs. 10,00,000/-. He sells the same flat on 1-10-2006 for Rs. 25,00,000/-. Please calculate the Indexed Cost of Acquisition on which capital gain would be calculated. (The CII of year 1995-96 is 281, for year 1996-97 is 305, for year 2005-06 is 497 and for year 2006-07 is 519).