How can we know that In such what problem we so LCM OR HCF?

1.	How can we know that In such what problem we so LCM OR HCF?
Answer» When question ask you maximum and minimum or largest or smallest number then we find HCF.When question ask you meeting point of ride (run)* then we find LCM. Whenever you are required to find a number that completely divides more than one number, you have to find HCF.Whenever you are required to find a number that is divisible by more than one number, you have to find LCM.

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