3. a) A man bought a camera for Rs 460 and sold it at 5% profit. (i) Find the profit amount. (ii) Find the selling price of the camera. b) A Shopkeeper bought an electric item for Rs 1520 and sold it at 10% loss. (i) Find the loss amount. (ii) Find the selling price of the item. c) Mrs. Rai buys a radio for Rs 1880 and sells it to Mrs. Shrestha at 20% profit How much does Mrs. Shrestha pay for it?