The least perfect square number divisible by 3, 4, 5, 6 and 8 is = ?
A. 900
B. 1200
C. 2500
D. 3600
Answer: Option D
Solution(By Examveda Team)
L.C.M. of 3, 4, 5, 6, 8 is 120Now 120 = 2 × 2 × 2 × 3 × 5
To make it a perfect square, it must be multiplied by 2 × 3 × 5
So, required number
$$\eqalign{ & = {2^2} \times {2^2} \times {3^2} \times {5^2} \cr & = 3600 \cr} $$
Related Questions on Square Root and Cube Root
The least perfect square, which is divisible by each of 21, 36 and 66 is:
A. 213444
B. 214344
C. 214434
D. 231444
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