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Suppose \(a,b\) and \(c\) are positive integers such that

\(\text{lcm}(a,b)=60,\text{lcm}(a,c)=270.\)

Find the minimum possible value of \(\text{lcm}(a,b)\).

 Jul 13, 2022
 #1
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Your problem says that lcm(a,b) = 60.  So the only possible value of lcm(a,b) is 60.

 Jul 13, 2022
 #2
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sorry, i meant lcm(b,c)

 Jul 14, 2022

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