A man bought an old typewriter for Rs. 1200 and spent Rs. 200 on its repairs. He sold it for Rs. 1680. His profit per cent isA15%B18%C20%D22%Answer: C. 20% Read Explanation: Total CP = Rs. 1400 SP = Rs. 1680 Profit = 280 Profit %=(280/1400)x100=20%Read more in App