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  1. #1
    Member KC's Avatar
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    The speed of a stream is 3 km/hr. A boat travels 4km upstream...?

    The speed of a stream is 3 km/hr. A boat travels 4km upstream in the same time it takes to travel 10km downstream. What is the speed of the boat in still water?

    Explain/Show work

  2. #2
    Junior Member JuanB's Avatar
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    7km

    x-3=4
    and
    x+3=10


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