a plane takes off for a domestic destination every 5 mintues, and every 9 mintues for an international destination. the last time both planes took off at the same time was at 7a.m. at what what time will that happen next
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Hello,
For this kind of question, we need to take LCM of (5,9) which is 45. The last time both plane took off was at 7a.m. so next time it will happen after 45minutes.i.e, 7:45 A.m.
For this kind of question, we need to take LCM of (5,9) which is 45. The last time both plane took off was at 7a.m. so next time it will happen after 45minutes.i.e, 7:45 A.m.
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