Q. A calculator purchased for ₹450 is sold for ₹540. What is the profit percentage?
✅ Correct Answer: (C)
20%
Explanation: Profit = 540 - 450 = 90; Profit% = (90 / 450) × 100 = 20%.
Explanation by: Yami Thakur
Profit = 540 - 450 = 90; Profit% = (90 / 450) × 100 = 20%.