A toll bridge carries 10,000 veh/day. The current toll is ₱150/vehicle. Studies shown that for each
increase in toll of ₱25, the traffic volume will decrease by 1000 veh/day. It is desired to increase
the toll to a point where revenue will be maximized.
a. Write the expression for travel demand on the bridge related to toll increase and current
volume.
b. Determine the toll charge to maximize revenues.
c. Determine traffic in veh/day after toll increase.
d. Determine the total revenue increase with new toll.