A reduction of 12% in the price of oil enables a house wife to obtain 6kgs more for Rs.1200, what is the reduced price for kg?
Choose the correct choice from the following answers: A) 24 B) 27 C) 40 D) 28 E) 20

Rationale: "1200 * ( 12 / 100 ) = 144 - - - - 6 ? - - - - 1 = > rs . 24 answer : a"
Answer: A