document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=230570>Question 230570</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A whale swimming against an ocean current traveled 72 mi in 3 h. Swimming in the opposite direction, with the current, the whale was able to travel the same distance in 1.8 h. <BR>\n" );
document.write( "Find the speed of the whale in calm water and the rate of the ocean current.<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #170744 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=170744\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> D=RT<BR>\n" );
document.write( "R=D/T<BR>\n" );
document.write( "R=72/3<BR>\n" );
document.write( "R=24 MPH. AGAINST THE CURRENT.<BR>\n" );
document.write( "R=72/1.8<BR>\n" );
document.write( "R=40 MPH. WITH THE CURRENT.<BR>\n" );
document.write( "(40-24)/2=16/2=8 MPH. IS THE CURRENT.<BR>\n" );
document.write( "PROOF:<BR>\n" );
document.write( "40-8=32 MPH. IS THE SWIMMING SPEED OF THE WHALE IN CALM WATERS.<BR>\n" );
document.write( "24+8=32 MPH. DITTO<BR>\n" );
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