Răspuns :
3 zile=259200 sec
/2 ore= 7200 sec
/14 min=840 sec
Deci: 259200+7200+840=267240
3 zile = 3 · 24 ore = 72 ore = 72 · 60 min=4320 mi 4320 · 60 sec=259200 sec
2 ore= 2·3600 sec=7200 sec
14 min= 14 · 60 sec =840 sec
total =267240 sec
2 ore= 2·3600 sec=7200 sec
14 min= 14 · 60 sec =840 sec
total =267240 sec