Task: Question Answering
Input (English): Problem: a circular metal plate of even thickness has 12 holes of radius 1 cm drilled into it . as a result the plate lost 1 / 6 th its original weight . the radius of the circular plate is 
Options: ['a ) 16 sqrt 2', 'b ) 8 sqrt 2', 'c ) 32 sqrt 2', 'd ) sqrt 72', 'e ) sqrt 82']
Output (English): d