In this task, you need to answer the given multiple-choice question on geometry. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.
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Question: Problem: the radius of a cylindrical vessel is 7 cm and height is 3 cm . find the whole surface of the cylinder ?
Options: ['a ) 520 sq cm', 'b ) 840 sq cm', 'c ) 440 sq cm', 'd ) 120 sq cm', 'e ) 5 sq cm']

Answer: c

Question: Problem: obra drove 150 meters along a circular track . if the area enclosed by the circular track on which she drove is 57,600 square meters , what percentage of the circular track did obra drive ?
Options: ['a ) 6.67 %', 'b ) 12.5 %', 'c ) 18.75 %', 'd ) 25 %', 'e ) 31.25 %']

Answer: e

Question: 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 30,000 and at the same time n is a perfect square and a perfect cube ?
Options: a ) 4 , b ) 5 , c ) 6 , d ) 7 , e ) 8

Answer:
b