document.write( "Question 1174116: One morning, Justin drove 3 hours before stopping to eat lunch at Chick-fil-A. After lunch, he increased his speed by 10 mph. If he completed a 450-mile trip in 8 hours of driving time, how fast did he drive in the morning? \n" ); document.write( "
Algebra.Com's Answer #799495 by ikleyn(52834)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "Is the 450-mile route the total or partial distance ?\r
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\n" ); document.write( "\n" ); document.write( "Is 8-hour driving time the total driving time or only partial time ?\r
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\n" ); document.write( "\n" ); document.write( "Had the problem be formulated correctly, these questions would not occur.\r
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