document.write( "Question 283425: It takes machine A twice as long to produce 10,000 bolts as it takes machine B. Together they do the job in 8 hours. How long will it take each machine to produce 5,000 bolts if each works separately? \n" ); document.write( "
Algebra.Com's Answer #205740 by richwmiller(17219)\"\" \"About 
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8/y+8/2y=10000
\n" ); document.write( "y=3/2500
\n" ); document.write( "2y=6/2500
\n" ); document.write( "5000*3/2500=6 hours for machine B
\n" ); document.write( "5000*6/2500=12 hours for machine A\r
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