A DJ charges $300 to provide 4 hours of entertainment at an event. He charges
$60 for each additional hour beyond the
initial 4 hours. What quantity would be
represented by the dependent variable in
a function that models this situation?

F. The number of hours the DJ plays
G. The total cost of the DJ's services
H. The number of additional hours
requested
J. The cost for 4 hours of
entertainment