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: the cost of the paint is rs . 50 per kg . if 1 kg of paint covers 20 sq . ft , how much will it cost to paint outside of a cube having 20 feet each side 
Options: a ) rs . 962 , b ) rs . 6000 , c ) rs . 546 , d ) rs . 876 , e ) none of these
b

Problem: the length and breadth of a rectangle is increased by 3 % and 6 % respectively . what is the increase in the area ? 
Options: a ) 9.18 , b ) 9.25 , c ) 9.5 , d ) 8.98 , e ) 8.88
a

Problem: what is the area of a square with perimeter 4 p ? 
Options: a ) p ^ 2 , b ) 4 p , c ) p ^ 2 / 4 , d ) p / 16 , e ) p ^ 2 / 16

a