Prepare a specimen of a promissory note.
Rs. 1,20,000 = Rs. 4,00,000 – Rs. 1,80,000
Rs. 3,30,000 = Rs. 1,50,000 + Rs. 1,80,000
Rs. 3,20,000 = Rs. 6,00,000 – Rs. 2,80,000.