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Mathematics, 24.11.2019 09:31 flower1750

Abus averages 60 mi/h traveling to its destination in the first half of its trip through an expressway and 72 mi/h in the second half traveling through a motorway. what is the bus's average speed for the entire trip rounded to the nearest tenth?
a) 64.2 mi/h
b) 63.0 mi/h
c) 65.5 mi/h
d) 66.0 mi/h

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