Problema Solution

Starting at 6 AM the bus stops on my street corner every 15 minutes also starting at 6 AM a set a taxi cab comes by every 12 minutes what is the next time both a bus and a taxi or the sky are the cornets in time

Answer provided by our tutors

LCM(15,12) = 60

Since 60 minutes = 1 hour, in 1 hours, that is at 7 AM both, a taxi and bus, will arrive at the same time.