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Mathematics 15 Online
OpenStudy (anonymous):

The circumference of earth is 40,000 km. How long would it take to travel the circumference of the earth at a speed of 85 km per hour? round to the nearest tenth

OpenStudy (campbell_st):

its simply 40,000/85 = this will give the number of hours to travel a great circle. Ask you teacher how long it would take to travel around the world if you where at the north pole, or south pole...

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