document.write( "Question 645999: If you travel 10 miles at an average speed of 25 mi/hr and then travel another 10 miles at an average speed of 65 mi/hr what was your average speed for the whole trip? \n" ); document.write( "
Algebra.Com's Answer #405700 by solver91311(24713)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "Time equals distance divided by time. Calculate the time for each part of the trip. Add the two times. Divide the total distance (20 miles) by the total time.\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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