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: if radius of a circle is diminished by 10 % then its area is diminished by 
Options: ['a ) 22', 'b ) 19', 'c ) 877', 'd ) 26', 'e ) 271']

SOLUTION: b

PROBLEM: Problem: a rectangular window is twice as long as it is wide . if its perimeter is 18 feet , then what are its dimensions in feet ? 
Options: ['a ) 3 / 2 by 7 / 2', 'b ) 5 / 3 by 10 / 3', 'c ) 2 by 4', 'd ) 3 by 6', 'e ) 10 / 3 by 20 / 3']

SOLUTION: d

PROBLEM: Problem: what is the smallest positive perfect square that is divisible by 9 , 15 , and 25 ? 
Options: a ) 100 , b ) 225 , c ) 900 , d ) 1,600 , e ) 4,900

SOLUTION:
b