document.write( "Question 242116: I need to know the method of finding the answer the following problem.\r
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document.write( "Jim can fill a pool carrying buckets of water in 30 minutes. Sue can do the same job in 45 minutes. Tony can do the same job in 1 1/2 hours. How quickly can all three fill the pool together? \n" );
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Algebra.Com's Answer #177232 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! x/30+x/45+x/90=1 \n" ); document.write( "(3x+2x+1x)/90=1 \n" ); document.write( "6x/90=1 \n" ); document.write( "6x=90 \n" ); document.write( "x=15 min. to fill the pool when they work together. \n" ); document.write( " \n" ); document.write( " |