TASK DEFINITION: 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: Problem: the length of rectangle is thrice its breadth and its perimeter is 72 m , find the area of the rectangle ? 
Options: a ) 432 , b ) 212 , c ) 243 , d ) 992 , e ) 212

SOLUTION: c

PROBLEM: Problem: tough and tricky questions : number properties . what is the smallest positive integer x such that 1512 x is the cube of a positive integer ? 
Options: a ) 7 , b ) 14 , c ) 28 , d ) 35 , e ) 49

SOLUTION: e

PROBLEM: Problem: if each side of a right triangle is increased by 10 % and the base ( b ) is half of the height , find the percentage change in its area ? 
Options: ['a ) 26 %', 'b ) 21 %', 'c ) 15 %', 'd ) 18 %', 'e ) 12 %']

SOLUTION:
b