document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=251502>Question 251502</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve the proportion for x.<BR>\n" );
document.write( "a)<BR>\n" );
document.write( "20<BR>\n" );
document.write( "24<BR>\n" );
document.write( "=<BR>\n" );
document.write( "x<BR>\n" );
document.write( "18<BR>\n" );
document.write( "b)<BR>\n" );
document.write( ":5<BR>\n" );
document.write( "x<BR>\n" );
document.write( "=<BR>\n" );
document.write( "1:25<BR>\n" );
document.write( "5<BR>\n" );
document.write( "c)<BR>\n" );
document.write( "6:3<BR>\n" );
document.write( "7<BR>\n" );
document.write( "=<BR>\n" );
document.write( "13:5<BR>\n" );
document.write( "x<BR>\n" );
document.write( "7. A tree casts a shadow that is 115 ft long. At the same time a yard stick<BR>\n" );
document.write( "(a ruler that is 3 ft long) casts a 5 ft shadow. How tall is the tree?<BR>\n" );
document.write( "8. An inspection nds 40 defective parts in a shipment of 500. How many<BR>\n" );
document.write( "defective parts would you expect in a shipment of 1200?<BR>\n" );
document.write( "9. For these questions use Activity 15 on page 420 of your textbook. The<BR>\n" );
document.write( "rate at which calories are burnt is proportional to the weight of the person:<BR>\n" );
document.write( "a) At what rate would a 115-pound person burn calories while running<BR>\n" );
document.write( "in place?<BR>\n" );
document.write( "b) At what rate would a 175-pound person burn calories while swimming<BR>\n" );
document.write( "at 25 yd/min? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #183264 by </B><A HREF=/tutors/aboutme.mpl?userid=richwmiller><B>richwmiller(17219)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richwmiller><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=richwmiller><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=183264\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Submit one problem per submission for many reasons.<BR>\n" );
document.write( "I will answer on of your problems now.<BR>\n" );
document.write( "A tree casts a shadow that is 115 ft long. At the same time a yard stick<BR>\n" );
document.write( "(a ruler that is 3 ft long) casts a 5 ft shadow. How tall is the tree?<BR>\n" );
document.write( "x/115=3/5 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );