tolong jawab ya pakai cara

Panjang = 12dm
Lebar = 80 cm = 8dm
Tinggi = 9dm
Volume = p x l x t
= 12dm x 8dm x 9dm
= 864dm3
1 liter = 1 dm3
Jadi volume tandon air = 864 liter
Liter permenit = 864 liter : 18 menit
= 48 liter / menit