document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=33490>Question 33490</A>: <I><SPAN STYLE=\"word-break: break-all;\">   A circular target with a radius of 5 centimeters has a circular bull's eye with a diameter of 2 centimeters.  Darts are thrown and hit the target at random.  \r<BR>\n" );
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document.write( "A)What is the probability that a dart will hit the bull's eye?<BR>\n" );
document.write( "B)Estimate how many times a dart will hit the bull's eye if 100 darts are thrown and hit the target at random.\r<BR>\n" );
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document.write( "   I found that the area of the entire target is 78.5 and the area of the bull's eye is 12.56 and I think that it may have to be put in a proportion but I am stumped and have no clue what to do. Could someone explain it to me. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #19870 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=19870\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Good.  If your area figures are correct the probability of <BR>\n" );
document.write( "hitting the bullseye is 12.56/78.5=0.16<BR>\n" );
document.write( "The expected value is np where n=100 and p=0.16<BR>\n" );
document.write( "So the expected number of hits is 16 out of 100.  </SPAN>\n" );
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