Speed-distance problem in a river
A river 8 km wide has a current with a speed of 3 km/hr. How much longer will it take a boat with a speed of 5 km/hr to go upstream 8 km and return than go directly across the river and return to the same point?
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Find the frequency of the radio station and the wavelengths sent out by the station.
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Haverty Industries increased its gross profit rate from 18.4% in 2013 to 23.7% in 2014. Which of the would be a possible explanation for this change?
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