document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=395427>Question 395427</A>: <I><SPAN STYLE=\"word-break: break-all;\"> a bullet is fired horizontally at a target, and the sound of impact is heard 1/5 sec later.  If the speed of the bullet is 3300 ft/sec and the speed of sound is 1100 ft/sec, how far away is the target/ </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #280647 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><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=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=280647\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a bullet is fired horizontally at a target, and the sound of impact is heard 1/5 sec later.<BR>\n" );
document.write( " If the speed of the bullet is 3300 ft/sec and the speed of sound is 1100 ft/sec, how far away is the target/<BR>\n" );
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document.write( "let d = distance to the target<BR>\n" );
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document.write( "Write a time equation: Time = dist/speed<BR>\n" );
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document.write( "Bullet travel time + sound return time = .2 sec<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=d%2F3300 ALIGN=MIDDLE  ALT=\"d%2F3300\"   DISABLED_style= \"max-width:90%; height:auto;\" > + <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=d%2F1100 ALIGN=MIDDLE  ALT=\"d%2F1100\"   DISABLED_style= \"max-width:90%; height:auto;\" > = .2<BR>\n" );
document.write( "multiply by 3300, results:<BR>\n" );
document.write( "d + 3d = .2(3300)<BR>\n" );
document.write( "4d = 660<BR>\n" );
document.write( "d = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=660%2F4 ALIGN=MIDDLE  ALT=\"660%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "d = 165 ft<BR>\n" );
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document.write( "Check, find the travel time of the bullet and the sound:<BR>\n" );
document.write( "165/3300 = .05 sec<BR>\n" );
document.write( "165/1100 = .15 sec<BR>\n" );
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document.write( "total time:.20 sec </SPAN>\n" );
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