A ferry can travel at an optimal speed of 8 kmh in
A ferry can travel at an optimal speed of 8 km/h in stillwater measured relative to the shore. What is the optimal speed of the ferry, relative to the shore, if it moves perpendicular to a 6km/h current?
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a ferry can travel at an optimal speed of 8 kmh in stillwater measured relative to the shore what is the optimal speed
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