document.write( "Question 865192: A can finish a job in 12 hours. B can finish that same job in 16 hours. If A works on a job for 9 hours, how long will it take B to finish it? \n" ); document.write( "
Algebra.Com's Answer #521804 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
1/12+1/16=1/x
\n" ); document.write( "9/12+b/16=1
\n" ); document.write( "b/16=1/4
\n" ); document.write( "b/16=4/16
\n" ); document.write( "b=4\r
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