The Accompanying Figure Shows the Flow of Traffic near a City's

Multiple Choice

The accompanying figure shows the flow of traffic near a city's Civic Center during the rush hours on a typical weekday. Each road can handle a maximum of 1,000 cars/hour without causing congestion. The flow of traffic is controlled by traffic lights at each of the five intersections. Set up a system of linear equations describing the traffic flow and solve this system.

A)
B)
C)
D)
E) The system is inconsistent.