document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=202367>Question 202367</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Suppose a model rocket is shot from the ground straight up with a initial velovity is 60ft/sec and the h=-16t^2+60t how long will it take to reach maximum height? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #152681 by </B><A HREF=/tutors/aboutme.mpl?userid=scott8148><B>scott8148(6628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=scott8148><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=scott8148><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=152681\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> gravitational acceleration is 32ft/sec^2<BR>\n" );
document.write( "this means that for every second of flight, the velocity decreases 32ft/sec\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "the time to max height (zero velocity) is (60ft/sec)/(32ft/sec^2) or 1.875sec </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );