Choose the one alternative that best completes the statement or answers the question. -An airplane travels at 300 mi/h south for 2.00 h and then at 250 mi/h north for 750

Choose the one alternative that best completes the statement or answers the question.
-An airplane travels at 300 mi/h south for 2.00 h and then at 250 mi/h north for 750 miles. What is the average speed for the trip?
A) 280 mi/h
B) 270 mi/h
C) 275 mi/h
D) 260 mi/h

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