Mithu wants to buy 4 exercise books. If each exercise book costs ₹12.75, how much money will Mithu need?
Ram has ₹5000. He wants to buy a bike that costs him ₹7500. How much more money will he need to buy the bike?
Manu wants to buy a bag that costs ₹200. However, he only has ₹140 with him. How much more money will he need to buy the bag?