Task: Question Answering
Input (English): Problem: by combining number of small cubes , a larger cube is produced . the ratio between volume of larger cube and small cube is 1000 : 8 then how many small cubes are required to produce a larger cube ? 
Options: ['a ) 100', 'b ) 2', 'c ) 5', 'd ) 125', 'e ) 80']
Output (English): d