document.write( "Question 845468: Melina's typing speed is 36wpm. She finishes a job in 5 hours. How long would the same job have taken her if she typed 48wpm?\r
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document.write( "I tried it like this:
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document.write( " 36wpm = 5hrs
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document.write( " 12wpm(/3) = 15hrs(*3)
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document.write( " 48wpm(*4) = 3.75hrs(/4)\r
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document.write( "Is there a more reliable solution, one with algebra pehaps? \n" );
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Algebra.Com's Answer #509298 by Fombitz(32388)![]() ![]() You can put this solution on YOUR website! Rate*Time=Output \n" ); document.write( "I think you've got the gist of it. \n" ); document.write( " \n" ); document.write( "So any product of rate and time must equal \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |