document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1033381>Question 1033381</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Bob can type 2 letters in 4 hours while Bill can do it in 6. How many hours would it take them, working together, to type six letters? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #647951 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=647951\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Bob can type 2 letters in 4 hours while Bill can do it in 6. How many hours would it take them, working together, to type six letters? <BR>\n" );
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document.write( "Bob's rate:: 2/4 = 1/2 letter per hour<BR>\n" );
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document.write( "Bill's rate: 2/6 = 1/3 letter per hour<BR>\n" );
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document.write( "Together rate: 1/2 + 1/3 = 5/6 letter per hour<BR>\n" );
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document.write( "Ans: rate*hours = production<BR>\n" );
document.write( "(5/6)x = 6<BR>\n" );
document.write( "x = (6/5)6<BR>\n" );
document.write( "x = 36/5 = 7 1/5 = 7hr 12 min<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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