1. The total sales of a company (also called revenue) was ₹2.5 crore last year. They had a healthy profit margin of 25%. What was the total expenditure of the company last year?

2. A clothing shop offers a 25% discount on all shirts. If the original price of a shirt is ₹300, how much will Anwar have to pay to buy this shirt?

3. The petrol price in 2015 was ₹60 and ₹100 in 2025. What is the percentage increase in the price of petrol?

4. Samson bought a car for ₹4,40,000 after getting a 15% discount from the car dealer. What was the original price of the car?

5. The price of 1 kg of rice was ₹38 in 2024 and ₹42 in 2025. What is the rate of inflation?

6. A number increased by 20% becomes 90. What is the number?

7. A milkman sold two buffaloes for ₹80,000 each. On one, he made a profit of 5% and on the other a loss of 10%. What is his overall result?

8. The population of elephants in a national park increased by 5% in the last decade. If the population last decade is p, the population now is

9. Which statement means the same as “The demand for cameras has fallen by 85% in the last decade”?

10. At 10% interest per annum without compounding, a deposit of ₹6000 receives interest paid out each year and the principal is returned at the end of 3 years. What total amount is received after 3 years?