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For a ship moving against the current, it takes 9 hours to cover a distance of 113.4 miles. how much does it take this ship to return if the rate of the current is 1.9 mph?
For a ship moving against the current, it takes 9 hours to cover a distance of 113.4 miles. how much does it take this ship to return if the rate of the current is 1.9 mph?
Answer:6.91 hoursStep-by-step explanation:Let x be the speed of ship, whether with or without current.When against current speed will be x-1.9 mphWhen flowing as per current, speed will be x+1.9 mphDistance is constantSpeed when against current will beWhen on return trip, it flows with current hence speed will be x+1.9=14.5+1.9=16.4 mphTime taken will be...
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