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Mathematics, 28.06.2019 04:30 brittanysanders

Annabelle apanhou o polar express até o pólo norte! o polar express tem 100 metros de comprimento e leva 30 segundos para atravessar a ponte de gelo de 400 metros do papai noel. qual a velocidade do trem?

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Annabelle apanhou o polar express até o pólo norte! o polar express tem 100 metros de comprimento e...

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