Q. A number is increased by 20% and then decreased by 20%. What is the overall percentage change?
✅ Correct Answer: (B)
4% decrease
Explanation: Net change = 20 - 20 - (20×20/100) = -4%. Hence, 4% decrease.
Explanation by: Mr. Dubey
Net change = 20 - 20 - (20×20/100) = -4%. Hence, 4% decrease.