Task: Question Answering
Input (English): Problem: a reduction of 25 % in the price of oil enables a house wife to obtain 5 kgs more for rs . 1000 , what is the reduced price for kg ? 
Options: a ) s . 50 , b ) s . 46 , c ) s . 49 , d ) s . 41 , e ) s . 42
Output (English): a