The port

Four ships Berthed in the port. Together sail from a port. The first ship will return to port every two weeks, second ship after 4 weeks, third after 8 weeks and fourth ship after 12 weeks. After how many weeks all the boats gather at the port?

Correct result:

n =  24

Solution:

LCM(2,4,8,12)=233=24 n=24



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