Task: Question Answering
Input (English): Problem: how many bricks , each measuring 25 cm * 11.25 cm * 6 cm , will be needed to build a wall 8 m * 6 m * 22.5 m 
Options: a ) 6400 , b ) 3777 , c ) 2679 , d ) 2667 , e ) 1997
Output (English): a