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11 Dec 2019
Tom and Amy set the alarms on their phones to sound at 6.45 am. Both alarms sound together at 6.45 am. Tom's alarm then sounds every 9 minutes. Amy's alarm then sounds every 12 minutes. At what time will both alarms next sound together?
Tom and Amy set the alarms on their phones to sound at 6.45 am. Both alarms sound together at 6.45 am. Tom's alarm then sounds every 9 minutes. Amy's alarm then sounds every 12 minutes. At what time will both alarms next sound together?
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Nestor RutherfordLv2
17 Feb 2020
Joey Tang
Bachelorβs Degree in Chemistry from McMaster University1 May 2020
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