document.write( "Question 1045085: For the first hour, she traveled at a speed of 61 miles per hour. Then, in the second hour, she traveled at a speed of 67 miles per hour.What is the percentage increase of Seraphina's speed \n" ); document.write( "
Algebra.Com's Answer #660480 by ikleyn(52858)\"\" \"About 
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\n" ); document.write( "The percentage increase is \r
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\n" ); document.write( "\n" ); document.write( "\"%28%2867-61%29%2F61%29%2A100\".\r
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