Physicsmedium · Past Paper
If a car travels 100km at 40km/h and the next 100km at 60km/h, the average speed is:
A50 km/h
B48 km/h
C52 km/h
D45 km/h
✓ Correct Answer: B — 48 km/h
Time1=100/40=2.5h, Time2=100/60=1.67h. Avg speed = 200 / 4.17 ≈ 48 km/h.
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