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A Car Travels Along a Certain Road at an Average 60 m/s60 \mathrm {~m} / \mathrm { s }

Question 7

Multiple Choice

A car travels along a certain road at an average speed of 60 m/s60 \mathrm {~m} / \mathrm { s } and returns along the same road at an average speed of 20 m/s20 \mathrm {~m} / \mathrm { s } Calculate the average speed for the round trip.


A) 20mph
B) 30mph
C) 40mph
D) 50mph
E) 60mph

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