Quantitative Aptitude Ques 480

Question: Which is the smallest number by which dividing the number 216, the resultant is a perfect square.

Options:

A) 6

B) 9

C) 4

D) 3

Show Answer

Answer:

Correct Answer: A

Solution:

  • $ 216=2\times 2\times 2\times 3\times 3\times 3=2^{3}\times 3^{3} $

$ \therefore $ The number 216 should be divided by 6. So, the resultant number is a perfect square,