document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1130424>Question 1130424</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A migrating bird flies 540 miles in 15 hours. How many miles does it fly in 7 &#8203;hours? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #747091 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52863)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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/cgi-bin/show-face.mpl?user=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=747091\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .<BR>\n" );
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document.write( "The rate of flying is  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=540%2F15 ALIGN=MIDDLE  ALT=\"540%2F15\"   DISABLED_style= \"max-width:90%; height:auto;\" > = 36 miles per hour.\r\n" );
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document.write( "The distance flying in 7 hours is  36*7 = 252 miles.\r\n" );
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document.write( "Alternatively, you can solve the problem using proportion\r\n" );
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document.write( "    <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=540%2F15 ALIGN=MIDDLE  ALT=\"540%2F15\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%2F7 ALIGN=MIDDLE  ALT=\"x%2F7\"   DISABLED_style= \"max-width:90%; height:auto;\" >,\r\n" );
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document.write( "    x = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28540%2A7%29%2F15 ALIGN=MIDDLE  ALT=\"%28540%2A7%29%2F15\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r\n" );
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document.write( "You will get the same answer.\r\n" );
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document.write( "Notice that both parts of the proportion represent the rate of flying per hour.\r\n" );
document.write( "</PRE>\r<BR>\n" );
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document.write( "On proportions,  &nbsp;see the lessons\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;- <A  rel=nofollow HREF=http://www.algebra.com/algebra/homework/proportions/lessons/-Proprtions.lesson>Proportions</A>\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;- <A  rel=nofollow HREF= http://www.algebra.com/algebra/homework/proportions/lessons/Using-proportions-to-solve-word-problems.lesson>Using proportions to solve word problems</A> \r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;- <A  rel=nofollow HREF= http://www.algebra.com/algebra/homework/proportions/lessons/Using-proportions-to-solve-word-problems-in-Physics.lesson>Using proportions to solve word problems in Physics</A> \r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;- <A  rel=nofollow HREF= http://www.algebra.com/algebra/homework/proportions/lessons/Using-proportions-to-solve-Chemistry-problems.lesson>Using proportions to solve Chemistry problems</A>\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;- <A  rel=nofollow HREF=http://www.algebra.com/algebra/homework/proportions/lessons/Using-proportions-to-estimate-the-number-of-fish-in-a-lake.lesson>Using proportions to estimate the number of fish in a lake</A>\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;- <A  rel=nofollow HREF=http://www.algebra.com/algebra/homework/proportions/lessons/HOW-TO-algebreze-and-solve-this-problem-using-proportions.lesson>HOW TO algebreze and solve these problems using proportions</A> \r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;- <A  rel=nofollow HREF=http://www.algebra.com/algebra/homework/proportions/lessons/OVERVIEW-of-lessons-on-proportions.lesson>OVERVIEW of lessons on proportions</A>\r<BR>\n" );
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document.write( "in this site.\r<BR>\n" );
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document.write( "These lessons were written specially for you.  \r<BR>\n" );
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document.write( "Read them and become an expert in this area.\r<BR>\n" );
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document.write( "Start from the very first lesson.\r<BR>\n" );
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document.write( "On birds' speed when they migrate see interesting facts under these links\r<BR>\n" );
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document.write( "https://web.stanford.edu/group/stanfordbirds/text/essays/How_Fast.html\r<BR>\n" );
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document.write( "https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3730693/\r<BR>\n" );
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document.write( "https://www.audubon.org/news/9-awesome-facts-about-bird-migration\r<BR>\n" );
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document.write( "Alan, I put these links partially for your attention !\r<BR>\n" );
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