document.write( "Question 741242: A hotel has 120 rooms.
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document.write( "It takes 6 cleaners 4 hours to clean them all.
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document.write( "How many cleaners would it take to clean all the rooms in 3 hours?
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document.write( "Thanks:) \n" );
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Algebra.Com's Answer #451956 by josmiceli(19441) You can put this solution on YOUR website! The problem only talks about cleaning 120 \n" ); document.write( "rooms, so that can be called 1 job \n" ); document.write( "So, I can say: \n" ); document.write( "6 cleaners do 1 job in 4 hrs \n" ); document.write( "----------------------- \n" ); document.write( "1/3 the number of cleaners will take 3 times as long \n" ); document.write( "to do the job, so \n" ); document.write( "2 cleaners can do 1 job in 12 hrs \n" ); document.write( "---------------------------- \n" ); document.write( "4 times that number of cleaners will take 1/4 that time \n" ); document.write( "to do 1 job, so \n" ); document.write( "8 cleaners can clean 120 rooms ( 1 job ) in 3 hrs\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |