document.write( "Question 372732: 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 ½ hours. How quickly can all three fill the pool together? \n" ); document.write( "
Algebra.Com's Answer #265505 by Alan3354(69443)\"\" \"About 
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Jim does 1/30 of the job per minute
\n" ); document.write( "Sue does 1/45
\n" ); document.write( "Tony does 1/90
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\n" ); document.write( "Together, they do 1/30 + 1/45 + 1/90 = 6/90 per minute = 1/15
\n" ); document.write( "--> Together, it takes them 15 minutes.
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