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What is the LCM of 1.2, 0.24 and 3?

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Making same decimals places, we get, 1.20, 0.24, 3.00

Now, LCM of 120, 24 and 300 is computed as,

⇒ 120 = 23 × 3 × 5

⇒ 24 = 23 × 3

⇒ 300 = 22 × 3 × 52

Hence, LCM of 120, 24, 300 = 23 × 3 × 52 = 600

∴ LCM of 1.2, 0.24, 3 = 6.00 = 6