Your uncle is thinking about opening a hardware store. He estimates that it would cost Rs.5,000,000 per year to rent the location and buy the stock. In addition, he would have to quit his Rs500,000 per year job as an accountant.

a) Define opportunity cost.                                                                                           

b) What is your uncle’s opportunity cost of running the hardware store for a year? If your aunt thinks he can sell Rs. 5,100,000 worth of merchandise in a year, should he open the store? Explain.