1. What is the system of exchanging goods and services without using money called?

2. Which of the following was NOT used as a commodity for exchange in ancient times?

3. What is the main problem faced when two people must want exactly what the other has to offer?

4. Why is it difficult to trade an ox for a pair of shoes in a barter system?

5. Which property of money allows us to save it and use it in the future?

6. Where was paper money first used in the world?

7. In India, which organization has the sole authority to issue currency notes?

8. What were ancient Indian coins made of precious metals called?

9. The word 'Pana' is still used for money in which language(s)?

10. What does the "equal to" sign (=) in the Indian Rupee symbol (₹) represent?