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: a lady builds 7 cm length , 18 cm width , and 3 cm height box using 9 cubic cm cubes . what is the minimum number of cubes required to build the box ?
Options: ['a ) 42', 'b ) 45', 'c ) 47', 'd ) 49', 'e ) 56']

Answer: a

Question: Problem: smita was making a cube with dimensions 5 * 5 * 5 using 1 * 1 * 1 cubes . what is the number of cubes needed to make a hollow cube looking of the same shape ?
Options: ['a ) 98', 'b ) 104', 'c ) 100', 'd ) 61', 'e ) 51']

Answer: a

Question: Problem: the perimeter of a triangle is 48 cm and the in radius of the triangle is 2.5 cm . what is the area of the triangle ?
Options: a ) 76 , b ) 88 , c ) 60 , d ) 55 , e ) 35

Answer:
c