document.write( "Question 437842: Estimate how many days it would take to walk around the world, assuming 10 h walking per day at 4 km/h. \n" ); document.write( "
Algebra.Com's Answer #302864 by solver91311(24713)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "10 hours/day times 4 km/hr is 40 km per day. Roughly 40,000 km around the earth, so about 1000 days -- a little less than 3 years.\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "My calculator said it, I believe it, that settles it
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