document.write( "Question 1174993: ann, bella and cindy can do a piece of work in 20,30 and 60 days respectively. ann can do work in 15 days and in 20 days. if they work on it together for 4 days, then what is the fraction of work left? \n" ); document.write( "
Algebra.Com's Answer #800522 by ikleyn(52809)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "https://www.algebra.com/algebra/homework/Percentage-and-ratio-word-problems/Percentage-and-ratio-word-problems.faq.question.1174994.html\r
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\n" ); document.write( "\n" ); document.write( "https://www.algebra.com/algebra/homework/Percentage-and-ratio-word-problems/Percentage-and-ratio-word-problems.faq.question.1174994.html\r
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