Assessment Item 18
A fish tank empties at a constant rate. The table below shows the volume of water left in the fish tank after each minute.
Which of these equations describes the volume of water in the tank as a function of time?
F
v
= -8
t
+ 622
G
v
= -8
t
+ 630
H
v
= 8
t
+ 622
J
v
= 8
t
+ 630
