Mathematics, 14.10.2020 01:01 dyamondgeorge1oy4nex
It takes 3 hours for a boat to travel upstream against the current and 1.8 hours to travel the same distance downstream with the current. What is the speed of the boat in still water if the speed of the current is 3 mph?
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Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the surveyβs sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours
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It takes 3 hours for a boat to travel upstream against the current and 1.8 hours to travel the same...
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