document.write( "Question 279596: Pablo can drive 5 times as fast as Oscar can ride his bicycle. If it takes Oscar 4 hours longer than Pablo to travel 90 miles, how fast can Oscar ride his bicycle? \n" ); document.write( "

Algebra.Com's Answer #854171 by josgarithmetic(39790) $\"\"$ $\"About$

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document.write( "              SPEED        TIME      DISTANCE\r\n" );
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document.write( "Pablo         5r           90/(5r)     90\r\n" );
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document.write( "Oscar          r           90/r        90\r\n" );
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document.write( "Difference                  4\r\n" );
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\n" ); document.write( " $\"highlight_green%2890%2Fr-90%2F%285r%29=4%29\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"45%2Fr-45%2F%285r%29=2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"%285%2F5%29%2845%2Fr%29-45%2F%285r%29=2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"%284%2A45%29%2F%285r%29=2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"36%2Fr=2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"18%2Fr=1\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"highlight%28r=18%29\"$ \n" ); document.write( "

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