The price of an articles was increased by r%. Later the new price was decreased

MCQ Practice

The price of an articles was increased by r%. Later the new price was decreased by r%. If the latest price was Rs. 1, then the original price was :

Subject: MathematicsTopic: Percentage

Rs. 1

Rs. (frac1 - r^2100)

Rs. fracsqrt 1 - r^2 100

Rs. frac10000left(10000 - r^2)

Correct Answer: D