document.write( "Question 662428: Pedro can finish a table for about 3 hrs and Juan is 2 hrs if they will combine how long they can finish a table?\r
\n" ); document.write( "\n" ); document.write( "please help me to get the right formula.
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Algebra.Com's Answer #412268 by Alan3354(69443)\"\" \"About 
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Pedro can finish a table for about 3 hrs and Juan is 2 hrs if they will combine how long they can finish a table?
\n" ); document.write( "P does 1/3 of the job per hour.
\n" ); document.write( "J does 1/2 per hour.
\n" ); document.write( "Together, they do 1/3 + 1/2 per hour = 5/6 per hour
\n" ); document.write( "--> 6/5 hours per job
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\n" ); document.write( "\n" ); document.write( "please help me to get the right formula.
\n" ); document.write( "Knowing how to do it is important. Knowing a formula, if there is one, is not.
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