After decreasing 24% in the price of an article costs Rs.1140. Find the actual cost of an article?  Options: A) 1500 B) 6789 C) 1200 D) 6151 E) 1421

Rationale: "cp * ( 76 / 100 ) = 1140 cp = 15 * 100 = > cp = 1500 answer : a"
Answer: A