Mohit Draw a Bill of Exchange of Rs. 30,000 payable in 3 months on Rohit. He got it discounted from the bank at a discount of 12% p.a. On due date the bill was returned dishonoured due to bankruptcy of Rohit and final dividend of Re.025 in a rupee was received from the estates of Rohit. Discounting charges on discounting of bill will be A B C D Rs. 3600 Rs. 900 Rs. 600 Rs. 400