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Mathematics, 29.08.2019 18:20 korirosekc

You drive 6.0 km at 50 km/h and then another 6.0 km at 90 km/h. your average speed over the 12 km drive will be

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Mathematics, 21.06.2019 16:00, kell22wolf
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You drive 6.0 km at 50 km/h and then another 6.0 km at 90 km/h. your average speed over the 12 km dr...

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