9.500 cc/menit – 480 dm³/jam=…liter/menit

1 liter = 1000 cc
9.500 cc = 9.500 ÷ 1000 = 9,5 liter/menit

1 jam = 60 menit
480 ÷ 60 = 8 liter/menit

9,5 + 8 = 17,5 liter/menit