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transformati in ore si minute:1350 secunde ,3720 secunde 6020 secunde 15440 secunde
dau coroana repede


Răspuns :

1350s = 0h 22.5min
3720s= 1h 2 min
6020s = 1h 40.3min= 1h 40min 20s
15440s= 4h 17.(3)min=4h 17min 20s