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At what rate is the distance separating the two boats

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Reference no: EM131071960

Two boats are separated by 200 meters. The first boat starts going north at a rate of 5 meters/second and 4 minutes later the second boat starts going south at 3 meters/second. At what rate is the distance separating the two boats changing 20 minutes after the first boat started going?

Reference no: EM131071960

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