A, Ltd. issued 50,00,000, 8% debentures of Rs. 100 at a discount of 6% on April 01, 2009, redeemable at premium of 4% by draw of lots as under: 20,00,000 debentures on March, 2011 10,00,000 debentures on March, 2013 20,00,000 debentures on March, 2014.
Compute the amount of discount to be written-off in each year till debentures are paid. Also prepare discount/loss on issue of debenture account.