The ratio of two numbers is 3 : 4 and their H.C.F. is 4. Their L.C.M. is _____.

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None

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Solution

The correct option is D
48

Let the numbers be $3 x$ and $4 x$ .
Then, their H.C.F. $= x$ .
So, $x = 4$ . Thus, the numbers are 12 and 16.
L.C.M. of 12 and 16 = 48.

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