tolong jawab no 7-8 ya

7.

Q = 100 cm3 / detik
t = 12 menit
V = Q × t
x = 100 × 720
x = 72.000 cm3
x = 72 l

8.

V = p × L × t
x = 5 × 3 × 2
x = 30 m3
x = 30.000 dm3
Q = 1.200 dm3 / menit

t = V / Q
t =
30.000
______
1.200
t = 25 menit