document.write( "Question 1002503: \r
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\n" ); document.write( "\n" ); document.write( " Jim travels
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Algebra.Com's Answer #619387 by Alan3354(69443)\"\" \"About 
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Jim travels 6 times faster than Brenda. Traveling in opposite directions, they are 392 miles apart after 3.5 hours. Find their rates of travel.
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\n" ); document.write( "The combined speed is 392/3.5 = 112 mi/hr
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\n" ); document.write( "J + B = 112 mi/hr
\n" ); document.write( "J = 7B
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\n" ); document.write( "7B + B = 112
\n" ); document.write( "B = 14 mi/hr (Brenda's speed)
\n" ); document.write( "J = 98 mi/hr (Jim's speed)
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\n" ); document.write( "PS 6 times faster is not 6 times as fast, it's 7 times as fast.
\n" ); document.write( "6 times faster --> a 600% increase
\n" ); document.write( "A 100% increase = 2 times as fast.
\n" ); document.write( "200% --> 3 times as fast, etc.
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