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 area of a rectangular plot is 15 times its breadth . if the difference between the length and the breadth is 10 metres , what is its breadth ? 
Options: a ) 10 metres , b ) 5 metres , c ) 7.5 metres , d ) data inadequate , e ) none of these

SOLUTION: b

PROBLEM: Problem: if a number is subtracted from its square we get 272 . find the number ? 
Options: ['a ) 7', 'b ) 21', 'c ) 19', 'd ) 15', 'e ) 17']

SOLUTION: e

PROBLEM: Problem: a cylinder and a cone have the same height and same radius of base . the ratio between the volumes of the cylinder and the cone is : 
Options: ['a ) 4 : 1', 'b ) 2 : 1', 'c ) 7 : 1', 'd ) 5 : 1', 'e ) 3 : 1']

SOLUTION:
e