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Mathematics, 03.02.2020 22:43 JahtreseStringfelow

21 trucks, each with a 2.5-ton payload, are needed to unload a freight train. how many trucks, each with a 3.5-ton payload, would be needed to do the same job?

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21 trucks, each with a 2.5-ton payload, are needed to unload a freight train. how many trucks, each...
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