Task: Question Answering
Input (English): Problem: rs . 2600 is divided into two parts such that if one part be put out at 5 % simple interest and the other at 6 % , the yearly annual income may be rs . 140 . how much was lent at 5 % ? 
Options: a ) 1600 , b ) 1700 , c ) 1800 , d ) 1900 , e ) 2000
Output (English): a