Ram and Mohan were in partnership sharing profits and losses in ratio of 3:2. Investments stood in Balance Sheet at ₹1,40,000 on dissolution of firm. Ram took over some of Investments at ₹8,100 (book value less 10%) while remaining investment were taken over by Mohan at 90% of book value less ₹900 discount. At what value, did Mohan take over investment?