1.

What will be the LCM of 20, 28, 108 and 105?1). 12602). 18903). 7564). 3780

Answer»

20 = 2 × 2 × 5

28 = 2 × 2 × 7

108 = 2 × 2 × 3 × 3 × 3

105 = 3 × 5 × 7

So, LCM of 20, 28, 108 and 105 = 2 × 2 × 3 × 3 × 3 × 5 × 7 = 3780


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