A large school district has 300 school buses. If each school bus is used 3.0 hours each day, the average speed of the school buses is 15 mi/h, and the fuel economy of the buses is 10 mi/gal.
How much does it cost to run these buses for 22 school days if gasoline costs 4.10 a gallon? A) 60,000
B) 120,000
C) 180,000
D) 240,000
Question 2
For an LRC series circuit containing a resistance of 11.0-, a capacitance of 2.0-F, and an inductance of 24.0 H, what frequency is needed to minimize the impedance?
A) 0.023 kHz
B) 0.14 kHz
C) 10 kHz
D) 1.7 kHz
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