Q. A number is decreased by 40% and then increased by 50%. The final value is what percent of the original?
✅ Correct Answer: (B)
90%
Explanation: Assume the number is 100. After a 40% decrease it becomes 60. Increasing 60 by 50% gives 90.
Explanation by: Mr. Dubey
Assume the number is 100. After a 40% decrease it becomes 60. Increasing 60 by 50% gives 90.