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Yoshiman526 Yoshiman526
  • 07-09-2014
  • Mathematics
Answered

One radio station broadcasts a weather forecast every 18 minutes and another broadcasts
A commercial every 15 minutes. If both stations broadcast both a weather forecast and commercial at noon when is the next time both broadcast at the same time

Verified Answer :

AL2006
AL2006 AL2006
  • 07-09-2014

The next time is  90  minutes later ... at  1:30 PM.

90 is the least common multiple of  15  and  18 .

Answer Link

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