Question

38. The least number by which 81 be divided
to make a perfect cube is -------
(A) 1 B) 3
(C) 2
D,4​

Answer 1

Answer:

B)3

81/3=27, which is cube of 3

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Answer 2

$\huge\boxed{\fcolorbox{cyan}{red}{Ms~Alone~VALENTINE}}$

81 / 1 = 81 which is not a perfect cube

81 / 3 = 27 which is a perfect cube

81 / 2 = 40.5 which is not a perfect cube

81 / 4 = 20.25 which is not a perfect cube

So your correct answer is

option B) 3