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

Problem: the length of a rectangle is halved , while its breadth is tripled . watis the % change in area ?
Options: a ) 43 % , b ) 47 % , c ) 50 % , d ) 65 % , e ) 68 %
c

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
b

Problem: the edge of a cube is 6 a cm . find its surface ?
Options: a ) 216 a 2 , b ) 24 a 4 , c ) 24 a 1 , d ) 24 a 2 , e ) 24 a 7
a