Question 65

If Highest common Factor of two numbers is 8, then which of the following cannot be their Least Common Multiple?

Solution

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LCM is divisible by HCF.
Hence, In the given options, 72, 24 and 48 can be the LCM of the two numbers.
68 is not divisible by 8.
Therefore, 68 cannot be their LCM.

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