Task: Question Answering
Input (English): Problem: three cubes of iron whose edges are 6 cm , 8 cm and 10 cm respectively are melted and formed into a single cube . the edge of the new cube formed is 
Options: ['a ) 10 cm', 'b ) 12 cm', 'c ) 16 cm', 'd ) 18 cm', 'e ) none']
Output (English): b