HCF of two numbers is __ given that their LCM is 210 and the numbers are 42 an

Question

HCF of two numbers is __ given that their LCM is 210 and the numbers are 42 and 70.

Answer:
:
Product of two numbers = HCF

\times

LCM

\Rightarrow

\times

70 = HCF

\times

210

\Rightarrow

HCF =

\frac{2940}{210}

= 14

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