IFCI Ltd.(An All India Financial Institution) issued 10,00,000; 9% Debentures of SRCC Ltd. Rs 50 each on 1st April, 2011 redeemable on 1st April, 2017. How much amount of Debentures Redemption Reserve is required before the redemption of debentures ? Also,pass journal entries for issue and redemption of debentures.