Time and Distance
mediumQ1
A person travels 2/5 of his journey at 30 km/h, 1/3 at 40 km/h, and the remaining at 50 km/h. If the total distance is 150 km, find the average speed.
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A person travels 2/5 of his journey at 30 km/h, 1/3 at 40 km/h, and the remaining at 50 km/h. If the total distance is 150 km, find the average speed.