document.write( "Question 243098: An inexperienced secretary takes 3 hours to prepare a mailing. If her boss helps her, the
\n" ); document.write( "mailing can be completed in 1 hour. How long would it take the boss to prepare the mailing by
\n" ); document.write( "herself?
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Algebra.Com's Answer #178116 by ankor@dixie-net.com(22740)\"\" \"About 
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An inexperienced secretary takes 3 hours to prepare a mailing.
\n" ); document.write( " If her boss helps her, the mailing can be completed in 1 hour.
\n" ); document.write( " How long would it take the boss to prepare the mailing by herself?
\n" ); document.write( ":
\n" ); document.write( "Let b = time required by the boss by himself
\n" ); document.write( ":
\n" ); document.write( "Let the completed job = 1
\n" ); document.write( "\"1%2F3\" + \"1%2Fb\" = 1
\n" ); document.write( "Multiply by 3b; results:
\n" ); document.write( "b + 3 = 3b
\n" ); document.write( "3 = 3b - b
\n" ); document.write( "3 = 2b
\n" ); document.write( "b = \"3%2F2\"
\n" ); document.write( "b = 1.5 hrs
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