document.write( "Question 386416: At the beginning of a walk Roberta and Juanita are 9.9 miles apart. If they leave at the same time, and walk in the same direction, Roberta over takes Juanita in 11 hours. If they walk towards eachother, they meet in one hour. What are there speeds? \n" ); document.write( "
Algebra.Com's Answer #273177 by mananth(16946)\"\" \"About 
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At the beginning of a walk Roberta and Juanita are 9.9 miles apart. If they leave at the same time, and walk in the same direction, Roberta over takes Juanita in 11 hours. If they walk towards eachother, they meet in one hour. What are there speeds?
\n" ); document.write( "...
\n" ); document.write( "Roberta speed = r mph
\n" ); document.write( "Jaunita speed = j mph
\n" ); document.write( "walking same direction catch up speed = r-j mph
\n" ); document.write( "distance = 9.9 mph
\n" ); document.write( "..
\n" ); document.write( "t= d/r
\n" ); document.write( "9.9/r-j=11
\n" ); document.write( "9.9 = 11r-11j
\n" ); document.write( "/11
\n" ); document.write( ".9=r-j......................1
\n" ); document.write( "...
\n" ); document.write( "walking towards each other
\n" ); document.write( "speed = r+j mph
\n" ); document.write( "9.9/(r+j)=1
\n" ); document.write( "9.9= r+j....................2
\n" ); document.write( "...
\n" ); document.write( "add 1&2
\n" ); document.write( "2r=10.8
\n" ); document.write( "/2
\n" ); document.write( "\"%28highlight%28r=5.4%29%29\" mph...Roberta
\n" ); document.write( "plug value of r in 2
\n" ); document.write( "9.9=5.4+j
\n" ); document.write( "j=9.9-5.4
\n" ); document.write( "\"%28highlight%28j=4.5%29%29\" mph.. jaunita
\n" ); document.write( "...
\n" ); document.write( "m.ananth@hotmail.ca\r
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