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 length of a rectangle is reduced by 22 % . by what % would the width have to be increased to maintain the original area ? 
Options: a ) 14 % , b ) 15 % , c ) 28 % , d ) 30 % , e ) 35 %
[EX A]: c

[EX Q]: Problem: if the length of the sides of two cubes are in the ratio 6 : 1 , what is the ratio of their total surface area ? 
Options: a ) 6 : 1 , b ) 12 : 1 , c ) 24 : 1 , d ) 36 : 1 , e ) 72 : 1
[EX A]: d

[EX Q]: Problem: one side of a rectangular field is 13 m and one of its diagonal is 17 m . find the area of the field . 
Options: a ) 100 , b ) 141.7 , c ) 150 , d ) 180 , e ) none
[EX A]:
b