The price of an article has been reduced by 25 %. In order to restore the original price, the new price must be increased by:________?

A. 33 1/3 %
B. 11 1/9 %
C. 9 1/11 %
D. 66 2/3 %
Explanation:
Let original price = Rs. 100.
Reduced Price = Rs. 75.
Increase on Rs. 75 = Rs. 25
Increase on 100 = (25/75 x 100) % = 33 1/3 %