document.write( "Question 1033279: in a factory, it take 12 machines to pack a box of milk in 5 minutes. How long will it take 8 machines to do the same job ? \n" ); document.write( "
Algebra.Com's Answer #647840 by josgarithmetic(39625)\"\" \"About 
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n, how many machines
\n" ); document.write( "r, rate of one machine in BOX per MINUTE
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\n" ); document.write( "t, time\r
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\n" ); document.write( "\n" ); document.write( "\"nrt=j\", your work rates rule\r
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\n" ); document.write( "\n" ); document.write( "Can you form the system of two equations to solve the problem? Your problem description gives a sentence describing the rate and the second sentence is the question.
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