Tram no. 3,7,10,11 rode together from the depot at 5 AM. Tram No. 3 returns after 2 hours, tram No. 7 an hour and a half, no. 10 in 45 minutes, and no. 11 in 30 minutes. For how many minutes and when do these trams meet again?


m =  360 min
h = 11:00 hh:mm Wrong answer

Step-by-step explanation:

LCM(120,90,45,30)=23325=360 m=360 min
h=5+m/60=11=11:00 hh:mm

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