document.write( "Question 272869: How do I write and solve an equation for c mows the lawn three times faster than j. How long will it take to finish the job? (do you need the acerage? It would be 2) \n" ); document.write( "
Algebra.Com's Answer #199428 by Alan3354(69443)\"\" \"About 
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How do I write and solve an equation for c mows the lawn three times faster than j. How long will it take to finish the job? (do you need the acerage? It would be 2)
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\n" ); document.write( "3 times faster means it takes 1/4 as long, or j takes 4 times as long.
\n" ); document.write( "c takes t hours means c does 1/t of the job per hour.
\n" ); document.write( "j takes 4t hours means j does 1/4t per hour.
\n" ); document.write( "Toghether, 1/t + 1/4t = 5/4t of the job per hour.
\n" ); document.write( "--> 4t/5 hours together.
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\n" ); document.write( "PS 3 times faster is 4 times as fast. If someone says it's 3 times as fast, ask how much faster is \"1 times faster?\"
\n" ); document.write( "If 1 times faster is 1x the speed, why would it say \"faster?\"\r
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