Il faux que je convertisse des secondes en heures,minutes,et secondes ... a.7 800s  b.16 000s   c.25 000s Aidez moi svp !!

7 800s : 2h10m , 130min , 7800s
16000s : 266.6667 min , 4 h 26.6667 min , 16000s
25000s : 6 h 56.6667 min , 416.6667 min , 25000s

a)7 800s=2h600s=130min
b)16 000s=4h1 600min=266min40s
c)25 000s=6h3 400s=416min40s
   voilà !!