1) A transit agency has a total operating expense o f $6.0 million with $5.0 million went to salaries, wages, and fringe benefits in a year. The fare box income is about $2.0 million. The total number of bus riders is about 2.0 million. Whats the subsidy per transit trip?

A. $2.00 B. $1.50 C. $0.50 D. $2.50

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2) Design a flexible pavement for the ESALs = 2,700,000, MR of soil = 7,800, reliability = 0.95, standard deviation = 0.45, and PSI drop = Whats the approximate structure number from the nomograph?

A. 3.7 B. 4.5 C. 5.0 D. 5.5

3) In U.S., there are 100 million automobile. Average mile driven per year is 12,000. And 30% of that mileage is devoted to commuting. Among the three possibilities listed below for reducing petroleum use, which one has the greatest impact on the commuting traffic?

A. Move from a 25-mpg automobile to a 50-mpg automobile. B. Increase the average occupancy from 1.1 to 1.5 persons per car. C. Increase average speed from 21 mph to 42 mph on major arteries. This would improve the gas mileage by about 25%.

4) Whats the minimum depth for the subbase layer for the structure number: SN= 5.0 using the minimum thickness for asphalt and base layers for life-time 8 million ESALs? The Layer Coefficients are: Asphalt = 0.40; Base = 0.20, and Subbase = 0.15. A. 14 in B. 15 in C. 16 in D. 17 in