1Bought a book for Rs. 40, sold for Rs. 55
2Cost price Rs. 200, selling price Rs. 175
3Cost price Rs. 500, selling price Rs. 650
4Cost price Rs. 600, selling price Rs. 540
5Bought for Rs. 350, sold for Rs. 350
6Bought apples for Rs. 80, sold for Rs. 80
7Bought a toy for Rs. 120, sold for Rs. 90
8Cost price Rs. 1,500, selling price Rs. 1,800