document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=536227>Question 536227</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Ann is driving down a street at 55km/h. Suddenly a child runs into the street. If it takes Ann 0.75 s to react and apply the breaks, how many meters will she have moved before she begins to slow down? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #352216 by </B><A HREF=/tutors/aboutme.mpl?userid=fcabanski><B>fcabanski(1391)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=fcabanski><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=352216\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> D=RT where r is the rate (speed) and T is the time.  The speed is given in km/h while the time for Ann's reaction is given in seconds.<P><BR>\n" );
document.write( "Convert km/h to km/s.<P><BR>\n" );
document.write( "There are 60 seconds in a minute and 60 minutes in an hour = 3600 seconds in an hour.  Divide km/h by 3600 s/h to get km/s. --->  km/(h*s/h) = km/s.<P><BR>\n" );
document.write( "55/3600 = .01528 km/s. <P><BR>\n" );
document.write( "D = .01528*.75 = .01146km.  Convert to meters with 1000 m/km (multiply).<P><BR>\n" );
document.write( ".01146*1000 = 11.46 meters before the car even begins slowing.<P>\r<BR>\n" );
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