Question
Cost price of a bag is Rs.600. The shopkeeper marked it
60% above the cost price and sold it after giving a discount of 20%. If the shopkeeper had sold it at a profit of 40%, then find the difference between original and new selling price of a bag.Solution
Original selling price of a bag = (160/100) × (80/100) × 600 = Rs.768 New selling price of a bag = (140/100) × 600 = Rs.840 Required difference = 840 – 768 = Rs.72