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(Janosik)
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6 years, 7 months ago
Janosik
6 years, 7 months ago
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Q.
a boy was asked to find the LCM of 3, 5, 12 and...
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Brain Teasers
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As the problem is stated now, there are a lot of possibilities... To make it a little bit more challenging, you may want to find the smallest one ;-)
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6 years, 7 months ago
Janosik
6 years, 7 months ago
answered
A.
LMC ( 3, 5, 12, 21 ) = 420 fourth number: 420 / (3 * 5) = 28 LCM ( 3, 5, 12, 28 ) = 420 LCM ( 3, 5, 21, 28 ) = 420
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