Task: Question Answering
Input (English): Problem: if 20 men can build a wall 112 metres long in 6 days , what length of a similar wall can be built by 35 men in 3 days ? 
Options: a ) 16 mtr . , b ) 52 mtr , c ) 70 mtr . , d ) 78 mtr . , e ) 98 mtr .
Output (English): e