If the price of an article went up by 40%, then by what percent should it be brought down to bring it back to its original price?
Choose one.
A) 16 2/3%  B) 16 4/3%  C) 16 7/3%  D) 16 6/3%  E) 28 4/7%
Let the price of the article be Rs. 100.   40% of 100 = 40.   New price   = 100 + 40 = Rs. 140   Required percentage   = (140 - 100)/140 * 100   = 40/140 * 100   = 200/7   = 28 4/7%.   Answer:28 4/7%
<result>E</result>
If the price of an article went up by 40%, then by what percent should it be brought down to bring it back to its original price?