document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=691077>Question 691077</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A shipment of 10 replacement computer hard drives contains four that are defective.  You are going to purchase two.  What is the probability that one is defective?\r<BR>\n" );
document.write( "\n" );
document.write( ".4020<BR>\n" );
document.write( ".3200<BR>\n" );
document.write( ".3556<BR>\n" );
document.write( ".3020<BR>\n" );
document.write( ".5333 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #426477 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=426477\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A shipment of 10 replacement computer hard drives contains four that are defective. You are going to purchase two. What is the probability that <BR>\n" );
document.write( "exactly one is defective?<BR>\n" );
document.write( "----<BR>\n" );
document.write( "# of ways to succeed: 4C1*6C1 = 24<BR>\n" );
document.write( "# of possible outcomes: 10C2 = 45<BR>\n" );
document.write( "---<BR>\n" );
document.write( "P(1 is defective) = 24/45 = 0.5333<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "==============\r<BR>\n" );
document.write( "\n" );
document.write( ".4020<BR>\n" );
document.write( ".3200<BR>\n" );
document.write( ".3556<BR>\n" );
document.write( ".3020<BR>\n" );
document.write( ".5333<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );