document.write( "Question 822527: A manager needs a team of 20 staff members to finish a project in 12 days. How many staff will be needed to finish a project in 6 days \n" ); document.write( "
Algebra.Com's Answer #494905 by TimothyLamb(4379)\"\" \"About 
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\n" ); document.write( "jobs = 1
\n" ); document.write( "rate = jobs/worker-days
\n" ); document.write( "rate = j/wd
\n" ); document.write( "rate = 1/(20*12)
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\n" ); document.write( "j/wd = 1/(20*12)
\n" ); document.write( "1/w6 = 1/(20*12)
\n" ); document.write( "1/6 = w/(20*12)
\n" ); document.write( "w = (1/6)(20*12)
\n" ); document.write( "---
\n" ); document.write( "answer:
\n" ); document.write( "w = 40 workers
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\n" ); document.write( "Solve systems of linear equations up to 6-equations 6-variables:
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