A car covers 180 km in 2 hours 30 minutes. Find its average speed.
A60 km/h
B72 km/hCORRECT
C75 km/h
D90 km/h
Common EntranceMathematicsSpeed
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Why the answer is B, and why the others tempt you.
2 hours 30 minutes = 2.5 hours; 180 / 2.5 = 72 km/h.
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