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The distance from Redville to Bluetown is 155 mi by ferry. It takes 6 hr less to travel by the same ferry from Bluetown to​ Greenopolis, a distance of 62 mi. What is the average speed of the​ ferry?

User Anttix
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1 Answer

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15 miles per hour because you multiply 155 times 6/62 so that x is left alone
User Edie
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