After decreasing 24% in the price of an article costs Rs.836. Find the actual cost of an article? Choose the most appropriate option:
A) 1667 B) 6789 C) 1200 D) 1100 E) 1421

Rationale: cp * ( 76 / 100 ) = 836 cp = 11 * 100 = > cp = 1100 answer : d
Answer: D