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

Input: Consider Input: Problem: a perfect square is defined as the square of an integer and a perfect cube is defined as the cube of an integer . how many positive integers n are there such that n is less than 1,000 and at the same time n is a perfect square and a perfect cube ? 
Options: a ) 2 , b ) 3 , c ) 4 , d ) 5 , e ) 6

Output: b


Input: Consider Input: Problem: the monthly rent of a shop of dimension 10 feet × 10 feet is rs . 1300 . what is the annual rent per square foot of the shop ? 
Options: a ) 43 , b ) 156 , c ) 68 , d ) 87 , e ) 92

Output: b


Input: Consider Input: Problem: on dividing a number by 5 , we get 3 as remainder . what will the remainder when the square of the this number is divided by 5 ? 
Options: a ) 0 , b ) 5 , c ) 8 , d ) 9 , e ) 4


Output: e