At a special sale, 12 tickets can be purchased for the price of 4 tickets. If 12 tickets are purchased at the sale, the amount saved will be What percent of the original price of the 12 tickets? Options
A) 20 % B) 33.3 % C) 40 % D) 60 % E) 66.6 %

Rationale: "let the price of a ticket be rs . 100 , so 4 tickets cost 400 & 12 tickets cost 1200 12 tickets purchased at price of 4 tickets ie . , for 400 , so amount saved s rs . 800 , % of 5 tickets = ( 800 / 1200 ) * 100 = 66.6 % answer : e"
Answer: E