A scooter moves for at and then for at

PHYSICS · Subjective · CBSE · Physics · Motion · Motion

Problem

A scooter moves for 10 min10\,\text{min} at 40 km/h40\,\text{km/h} and then for 20 min20\,\text{min} at 60 km/h60\,\text{km/h}. Calculate its average speed for the whole journey.

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