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 diagonals of two squares are in the ratio of 2 : 5 then find the ratio of its areas ? 
Options: a ) 2 : 12 , b ) 4 : 25 , c ) 5 : 31 , d ) 2 : 19 , e ) 3 : 17
[EX A]: b

[EX Q]: Problem: the volume of a certain substance is always directly proportional to its weight . if 48 cubic inches of the substance weigh 112 ounces , what is the volume , in cubic inches , of 56 ounces of this substance ? 
Options: a ) 27 , b ) 36 , c ) 42 , d ) 24 , e ) 147
[EX A]: d

[EX Q]: Problem: if the complement of a certain angle is 7 times the measure of that certain angle , then what is the measure of that certain angle ? 
Options: a ) 45 ° , b ) 30 ° , c ) 22.5 ° , d ) 18 ° , e ) 11.25 °
[EX A]:
e