1. A West Coast city is expanding its mass transit system. It is building a 15-mile east–west light rail line for $780 million and an 11-mile north–south light rail line for $850 million. What is the...

1. A West Coast city is expanding its mass transit system. It is building a 15-mile east–west light rail line for $780 million and an 11-mile north–south light rail line for $850 million. What is the average cost per mile, to the nearest million dollars, of the new lines?

2. A city in Missouri has a budget of $73,497,400 and serves a population of 35,800. A second city in Missouri has a budget of $59,925,000 and serves a population of 79,900. What is the average cost per resident in each city? What is the average combined cost per resident in the cities, rounded to the nearest hundred dollars?