document.write( "Question 791942: if travelling 300 miles in total, and the first 150 miles you go 50 miles an hour, how fast do you need to go for the next 150 miles to average 100 miles an hour \n" ); document.write( "

Algebra.Com's Answer #479795 by Alan3354(69443) $\"\"$ $\"About$

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if travelling 300 miles in total, and the first 150 miles you go 50 miles an hour, how fast do you need to go for the next 150 miles to average 100 miles an hour
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\n" ); document.write( "Use d = r*t
\n" ); document.write( "r = d/t
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