document.write( "Question 1191072: Olivia can ride her bike 4 miles per hour faster than Ted can ride his bike. If Olivia can go 30 miles in the same time that Ted can go 15 miles, what are their speeds? \n" ); document.write( "
Algebra.Com's Answer #822819 by josgarithmetic(39629)\"\" \"About 
You can put this solution on YOUR website!
Each the same time, x.\r
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\n" ); document.write( "\n" ); document.write( "Olivia, \"%28r%2B4%29x=30\"\r
\n" ); document.write( "\n" ); document.write( "Ted, \"rx=15\"\r
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\n" ); document.write( "\n" ); document.write( "\"%28r%2B4%29%2Fr=30%2F15=2\"\r
\n" ); document.write( "\n" ); document.write( "\"r%2B4=2r\"\r
\n" ); document.write( "\n" ); document.write( "\"r=4\"-----------Ted's speed\r
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\n" ); document.write( "\n" ); document.write( "\"8\"-----------Olivia's speed
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