What number should be 86700 divided to make it a perfect square ?



What number should be 86700 divided to make it a perfect square ?

A. 3

B. 2

C. 5

D. 4

Answer : A. 3


Explanation:

    Prime Factor of 86700 is :
    86700 = 2 ×2 × 5 × 5 × 3 × 17 × 17
    As factor of 3 is not in Pair.
    86700 should be divided by 3 to get a Perfect Square
    i.e. 86700 ÷ 3 = 28900


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