Task: Question Answering
Input (English): Problem: how many bricks each measuring 20 cm x 10 cm x 8 cm , will be needed to build a wall 10 m x 8 m x 24.5 m 
Options: a ) 12250 , b ) 13400 , c ) 12500 , d ) 14340 , e ) none of these
Output (English): a