ryaank100 ryaank100

08-01-2017
Mathematics

contestada

Two common multiples of 3&7 less then 50

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khankareem khankareem

08-01-2017

21 and 42 are the common multiples ...

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AfroK1ng AfroK1ng

08-01-2017

3 = 1 X 3
7 = 1 X. 7

Therefore LCM = 1 X 3 X 7
LCM = 21

If I times 21 by 2 then I should get another multiple

So 21 X 2 = 42

Hence the two multiples of 7 and 3 below 50 are 21 and 42.

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