6. The table shows the volume of water in
cubic meters, V, in a tank after water has
been pumped out for a certain number of
minutes.
Which equation could represent the
volume of water in cubic meters after t
minutes of water being pumped out?
A. V = 30-2.5t
B. V = 30-0.5t
C. V = 30-0.51²
D. V = 30-0.11²
