document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=817878>Question 817878</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Balloon trip: A balloonist is trying to complete a nonstop trip around the world. During the course of his trip, he traveled 684 miles over land and 1197 over water. The total trip was 39 hours, he traveled 3 more hours over water than he traveled over land.\r<BR>\n" );
document.write( "\n" );
document.write( "A. How long did he travel over land<BR>\n" );
document.write( "B. How long did he travel over water<BR>\n" );
document.write( "C. How much faster did he travel over water than over land.\r<BR>\n" );
document.write( "\n" );
document.write( "Thank you,  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #492281 by </B><A HREF=/tutors/aboutme.mpl?userid=TimothyLamb><B>TimothyLamb(4379)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=TimothyLamb><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=TimothyLamb><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=492281\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> L = 684 miles<BR>\n" );
document.write( "w = 1197 miles<BR>\n" );
document.write( "L + w = 1881 miles<BR>\n" );
document.write( "---<BR>\n" );
document.write( "time:<BR>\n" );
document.write( "tw = tL + 3<BR>\n" );
document.write( "tw + tL = 39<BR>\n" );
document.write( "tL + 3 + tL = 39<BR>\n" );
document.write( "2tL = 36<BR>\n" );
document.write( "---<BR>\n" );
document.write( "tL = 18 hours<BR>\n" );
document.write( "tw = 21 hours<BR>\n" );
document.write( "---<BR>\n" );
document.write( "speeds:<BR>\n" );
document.write( "trip average speed:<BR>\n" );
document.write( "s = d / t<BR>\n" );
document.write( "s = 1881 / 39<BR>\n" );
document.write( "s = 48.230769 mph<BR>\n" );
document.write( "---<BR>\n" );
document.write( "land and water speeds:<BR>\n" );
document.write( "sL = 684 / 18<BR>\n" );
document.write( "sL = 38 mph<BR>\n" );
document.write( "---<BR>\n" );
document.write( "sw = 1197 / 21<BR>\n" );
document.write( "sw = 57 mph<BR>\n" );
document.write( "---<BR>\n" );
document.write( "speed difference:<BR>\n" );
document.write( "sw - sL = 19 mph<BR>\n" );
document.write( "--- <BR>\n" );
document.write( "Solve and graph linear equations:<BR>\n" );
document.write( "https://sooeet.com/math/linear-equation-solver.php<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Solve quadratic equations, quadratic formula:<BR>\n" );
document.write( "https://sooeet.com/math/quadratic-formula-solver.php<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Convert fractions, decimals, and percents:<BR>\n" );
document.write( "https://sooeet.com/math/fraction-decimal-percent.php<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Calculate and graph the linear regression of any data set:<BR>\n" );
document.write( "https://sooeet.com/math/linear-regression.php </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );