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

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Solution

The correct option is A 14
Product of two numbers = HCF $\times$ LCM

$\Rightarrow$ 42 $\times$ 70 = HCF $\times$ 210
$\Rightarrow$ HCF = $\frac{2940}{210}$ = 14

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

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The L.C.M of two numbers 42 and 70 is 210. Their H.C.F is ___ .(Provide the numerical value as your answer.)

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