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A car moves from A to B with speed 20 km/h and back to A with speed 30 km/h. The averagespeed during the whole journey isA) 25 km/h(B) 24 km/h(C) 50 km/h(D) 35 km/hS-nou |
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Answer» (A) 25km/his a correct answer 25km/his a correct answer (A)25km/his a correct answer A. 25km/h is a correct answer . |
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