A man covers half of his journey at 6 km/h and the remaining half at 3 km/h. Find his average speed.

Question

Accepted Answer

Given, A = 6 km/h, B = 3 km/ h According to the formula, Average speed = 2AB/(A + B) ∴ Required average speed = 2 x 6 x 3/(6 + 3) = 36/9 = 4 km/h

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