Task: Question Answering
Input (English): Problem: find the principle on a certain sum of money at 11 % per annum for 2 2 / 5 years if the amount being rs . 1120 ? 
Options: a ) 1000 , b ) 812.88 , c ) 827.78 , d ) 826.82 , e ) 886.08
Output (English): e