document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=160945>Question 160945</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Calculate the mass that would yeild a body mass index of 20 or less for the following heights<BR>\n" );
document.write( "a)150 cm<BR>\n" );
document.write( "b) 185 cm\r<BR>\n" );
document.write( "\n" );
document.write( "An altheletes BMI is 20. For each mass, how tall is the athele?<BR>\n" );
document.write( "a)65 kg<BR>\n" );
document.write( "b)55 kg </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #118612 by </B><A HREF=/tutors/aboutme.mpl?userid=nerdybill><B>nerdybill(7384)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nerdybill><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=nerdybill><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=118612\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Calculate the mass that would yeild a body mass index of 20 or less for the following heights<BR>\n" );
document.write( "a)150 cm<BR>\n" );
document.write( "b) 185 cm <BR>\n" );
document.write( "An altheletes BMI is 20. For each mass, how tall is the athele?<BR>\n" );
document.write( "a)65 kg<BR>\n" );
document.write( "b)55 kg<BR>\n" );
document.write( ".<BR>\n" );
document.write( "First, you need to know the formula to calculate the \"body mass index\":<BR>\n" );
document.write( "BMI = weight(kg)/height^2(m^2)<BR>\n" );
document.write( "where<BR>\n" );
document.write( "BMI is the body mass index<BR>\n" );
document.write( ".<BR>\n" );
document.write( "a)150 cm<BR>\n" );
document.write( "100 centimeter = 1 meter<BR>\n" );
document.write( "converting to meters:<BR>\n" );
document.write( "150 cm = 1.5m<BR>\n" );
document.write( "Pluggin in our values into:<BR>\n" );
document.write( "BMI = weight(kg)/height^2(m^2)<BR>\n" );
document.write( "20 = w/(1.5)^2<BR>\n" );
document.write( "w = 20(1.5)^2<BR>\n" );
document.write( "w = 45 kg<BR>\n" );
document.write( ".<BR>\n" );
document.write( "b) 185 cm <BR>\n" );
document.write( "100 centimeter = 1 meter<BR>\n" );
document.write( "converting to meters:<BR>\n" );
document.write( "185 cm = 1.85m<BR>\n" );
document.write( "Pluggin in our values into:<BR>\n" );
document.write( "BMI = weight(kg)/height^2(m^2)<BR>\n" );
document.write( "20 = w/(1.85)^2<BR>\n" );
document.write( "w = 20(1.85)^2<BR>\n" );
document.write( "w = 68.45 kg<BR>\n" );
document.write( ".<BR>\n" );
document.write( "An altheletes BMI is 20. For each mass, how tall is the athele?<BR>\n" );
document.write( "a)65 kg<BR>\n" );
document.write( "Pluggin in our values into:<BR>\n" );
document.write( "BMI = weight(kg)/height^2(m^2)<BR>\n" );
document.write( "20 = 65/h^2<BR>\n" );
document.write( "h^2 = 65/20<BR>\n" );
document.write( "h^2 = 3.25<BR>\n" );
document.write( "h = 1.8 m or 180 cm<BR>\n" );
document.write( ".<BR>\n" );
document.write( "b)55 kg<BR>\n" );
document.write( "Pluggin in our values into:<BR>\n" );
document.write( "BMI = weight(kg)/height^2(m^2)<BR>\n" );
document.write( "20 = 55/h^2<BR>\n" );
document.write( "h^2 = 55/20<BR>\n" );
document.write( "h^2 = 2.75<BR>\n" );
document.write( "h = 1.66 m or 166 cm<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );