Question

find the ratio between the LCM and HCF of 5 15 20

Answer 1

First of all, LCM of 5, 15 and 20 = 60

Now, HCF of 5, 15 and 20 = 5

Now, Ratio = 60:5

= 60/5

= 12/1

= 12:1 Final answer

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