Puzzle of the day

P 16

Mr. Ramakrishnan had gone to cash a cheque in his bank. The absent-minded teller misread the figures and interchanged the rupees and paise and gave him rupees instead of paise and paise instead of rupees. On his way back, Mr.Ramakrishnan brought a stamp for twenty paise. When he reached his home he found that he had with him an amount exactly twice as much as his original cheque.
What was the amount of the cheque?