Multiple Choice Questions

The least perfect square number which is divisible by 3 4 5 6 and 8 is ........

Quantitative Aptitude (CSC) LCM, HCF

The least perfect square number which is divisible by 3,4,5,6 and 8 is

900

1200

2500

3600

LCM = 2×2×2×3×5=23×3×5
But the least perfect square is

= 23×3×5×(2×3×5)=24×32×52=3600

as the perfect squares have their powers even.
Hence, option 4 is the correct answer.

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