Răspunsuri

2014-08-30T19:41:59+03:00
V=3*2*2,5= 15m³= 15 000dm³= 15 000l= 150hl

7,5hl........1h
150hl.......x

x=150/7,5

x=20h
2014-08-30T19:42:13+03:00
Volum V=3*2*2.5m³=15m³
1m³=1000l ⇒ V=15000l
d=7.5hectolitri/ora=7,5*100=7500l/ora ⇒ bazinul de umple in V/d=15000/7500=2ore