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 rectangular block 10 cm by 20 cm by 35 cm is cut into an exact number of equal cubes . find the least possible number of cubes ? 
Options: a ) 6 , b ) 56 , c ) 15 , d ) 40 , e ) 22

A: b
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Q: Problem: the largest four - digit number which is a perfect cube , is 
Options: ['a ) 8000', 'b ) 9261', 'c ) 9999', 'd ) none of these', 'e ) can not be determined']

A: b
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Q: Problem: if g is the smallest positive integer such that 3150 multiplied by g is the square of an integer , then g must be 
Options: a ) 2 , b ) 5 , c ) 6 , d ) 7 , e ) 14

A:
e
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