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Calculeaza in secunde: 2 ore+10 min+30s = va rog este urgent


Răspuns :

2 ore+10 min+30s=
=2*3600s+10*60s+30s=
=7200s+600s+30s=7830s
1 minut=60 secunde
10 minute=600 secunde

1 ora=3600 secunde
2 ore=7200 secunde

2 ore+10 minute+30 secunde=7200+600+30=7830 secunde