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

Q: Problem: a larger cube has 216 cubic inch as a volume and in the cube there are 216 smaller cubes such that their volume is 1 cubic inch . what is the difference between the surface areas ’ sum of the 216 smaller cubes and the surface area of the larger cube , in square inch ? 
Options: a ) 54 , b ) 64 , c ) 81 , d ) 1080 , e ) 120

A: d
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Q: Problem: the side of a square is increased by 40 % then how much % does its area increases ? 
Options: a ) 96 , b ) 56.25 , c ) 50.75 , d ) 42.75 , e ) 52.75

A: a
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Q: Problem: if the radius of a circle decreased by 50 % its area is decreased by : 
Options: ['a ) 75', 'b ) 79', 'c ) 72', 'd ) 70', 'e ) 80']

A:
a
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