document.write( "Question 479078: A can do a piece of work in 16 days and B can do it in 20 days. These worked together for 5 days and then B leaves in how many days will finish the semaining work. (Ans.7) \n" ); document.write( "
Algebra.Com's Answer #328276 by robertb(5830)\"\" \"About 
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\"5%281%2F16+%2B+1%2F20%29+%2B+A%2F16+=+1\"\r
\n" ); document.write( "\n" ); document.write( "<==> \"5%2F16+%2B+1%2F4+%2B+A%2F16+=+1\"\r
\n" ); document.write( "\n" ); document.write( "==> \"%285%2BA%29%2F16+=+3%2F4\"\r
\n" ); document.write( "\n" ); document.write( "==> \"%285%2BA%29%2F4+=+3\"\r
\n" ); document.write( "\n" ); document.write( "==> 5 + A = 12\r
\n" ); document.write( "\n" ); document.write( "==> A = 7 days for A to finish the remaining work.
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