The price of a product is decreased by x% and then increased by x%. The final price becomes 10% less than the original. What is the value of x (approximately)?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 31.6.
Net change =
Final price is 10% less:
⇒ = 10
⇒ x2 = 1000
⇒ x = √1000 = 31.6% approximately