48m³/detik=liter/1menit

1 menit = 60 detik
1m³ = 1000 dm³ = 1000 liter
48m³/detik = (48x60)m³/menit = 2880m³/menit
2880 m³/menit = 2880000 liter/menit

semoga membantu:) (maaf jikalau salah)

48 m³/detik
= 48 x 1.000 x 60 liter/menit
= 2.880.000 liter/menit