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 supplementary of an angle is thrice its complimentary . find the angle .
Options: a ) 60 , b ) 45 , c ) 90 , d ) 180 , e ) 120
[EX A]: b

[EX Q]: Problem: a rectangular lawn of length 200 m by 120 m has two roads running along its center , one along the length and the other along the width . if the width of the roads is 5 m what is the area covered by the two roads ?
Options: ['a ) 400', 'b ) 1550', 'c ) 1575', 'd ) 1600', 'e ) 1625']
[EX A]: c

[EX Q]: Problem: the area of the floor of a room is 20 m 2 that of a longer wall 15 m 2 and of the shorter wall 12 m 2 , find the edge of the new cube ?
Options: ['a ) 450 m 3', 'b ) 100 m 2', 'c ) 60 m 3', 'd ) 400 m 3', 'e ) 500 m 3']
[EX A]:
c