Mathematics

Question

Find the most important variable in the problem. A rower of a canoe row at a rate of 5 miles per hour in calm water. With the current, she can row 14 miles in the same time it takes her to tow 6 miles against the current. What is the rate of the current?

1 Answer

  • Answer:

    1 mph

    Step-by-step explanation:

    EQUATIONS:

    b+c = 7 mph

    b-c = 5 mph

    ------------

    Add the two to get:

    2b = 12 mph

    b = 6 mph (speed of the boat in still water)

    c = 1 mph (speed of the current)

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