TOLONG DIISI YA KAKAK!!!! poinnya gede nih

nomor 7

[tex]debit \: = \frac{1}{2} \: liter \: per \: menit[/tex]
[tex]waktu \: = 1 \frac{1}{3} \: jam \\ = 80 \: menit[/tex]
[tex]volume \: = \frac{1}{2} \times 80 \\ = 40 \: liter[/tex]

nomor 8

Debit = 900 ml/menit
waktu = 1/2 jam
= 30 menit

Volume = 30 x 900
= 27.000 ml
= 27 liter
semoga membantu

7. 1/3 *60=20 + 60 (1jam) =80 menit
volume air =80* 1/2=40 liter
8.900 ml/menit =.... liter/jam
9 * 30 = 270 liter/jam
semoga bermanfaat dan membantu