In this task, you need to answer the given multiple-choice question on geometry. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

[EX Q]: Problem: the volume of the largest right circular cone that can be cut out of a cube of edge 7 cm is : 
Options: ['a ) 89.8 cm ³', 'b ) 92.5 cm ³', 'c ) 132.8 cm ³', 'd ) 144.5 cm ³', 'e ) none']
[EX A]: a

[EX Q]: Problem: in how many q ways can 5 people from a group of 6 people be seated around a circular table 
Options: ['a ) 56', 'b ) 80', 'c ) 100', 'd ) 120', 'e ) 144']
[EX A]: e

[EX Q]: Problem: if a cube has a volume of 125 , what is the surface area of one side ? 
Options: ['a ) 5', 'b ) 25', 'c ) 50', 'd ) 150', 'e ) 625']
[EX A]:
b