The number of cars on a bridge on a given weekday can be estimated using the equation c= 800(0.9)', where t
represents time, in hours after 7:00 am on any given
weekday, and c represents the number of cars.
According to this formula approximately how many
cars are on the bridge at 9:00 am on a given weekday?
F. 800
G. 720
H. 648
J. 583
K 364