document.write( "Question 1122793: It takes Abhasra 12 hours to clean an attic. Totsakan can clean the same attic in 16 hours. Find how long it would take them if they worked together. (Round your answer to the nearest hundredth) Thanks! \n" ); document.write( "

Algebra.Com's Answer #739017 by josmiceli(19441) $\"\"$ $\"About$

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A’s rate:
\n" ); document.write( " $\"+1%2F12+\"$
\n" ); document.write( "T’s rate:
\n" ); document.write( " $\"+1%2F16+\"$
\n" ); document.write( "Add their rates of working to get
\n" ); document.write( "Their rate working together
\n" ); document.write( " $\"+1%2F12+%2B+1%2F16+=+1%2Ft+\"$
\n" ); document.write( " $\"+4%2F48+%2B+3%2F48+=+1%2Ft+\"$
\n" ); document.write( "Multiply both sides of $\"+48t+\"$
\n" ); document.write( " $\"+4t+%2B+3t+=+48+\"$
\n" ); document.write( " $\"+7t+=+48+\"$
\n" ); document.write( " $\"+t+=+6.857+\"$
\n" ); document.write( "It takes them 6.86 hrs working together
\n" ); document.write( " \n" ); document.write( "

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