SOLUTION: On a shopping trip, Marge drove 3 km at 60 km/h, 5 km at 120 km/h and 3 km at 40 km/h/ Her average speed for the whole trip was
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-> SOLUTION: On a shopping trip, Marge drove 3 km at 60 km/h, 5 km at 120 km/h and 3 km at 40 km/h/ Her average speed for the whole trip was
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Question 1203582: On a shopping trip, Marge drove 3 km at 60 km/h, 5 km at 120 km/h and 3 km at 40 km/h/ Her average speed for the whole trip was Answer by MathLover1(20850) (Show Source):
