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Mathematics

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Find the smallest number divisible by 115, 138 and 161.

Answer :

MsEHolt MsEHolt

Today at 9:36 PM

The answer is 4830.

We find the LCM by finding the prime factorization of each number:
115 = 5(23)
138 = 2(3)(23)
161 = 7(23)

The GCF of all of these numbers is 23. The LCM is the GCF multiplied by the other factors:
23(2)(3)(5)(7) = 4830

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