Homework Help: Math

Posted by Samuel on Monday, December 17, 2012 at 3:18pm.

The scale on a globe is 1/8 of an inch equals 125 miles. How many inches is the circumference of the globe if the diameter of the Earh is 7,926.41 mi?

Math - Steve, Monday, December 17, 2012 at 3:44pm
2π*7926.41/125 = 398.4

so, there are 398.4 divisions needed. That would be 399.4/8 = 49.8 inches

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