document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1135476>Question 1135476</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The speed of sound is proportional to the square root of the air temperature in still air. The speed of sound is given by the formula.<BR>\n" );
document.write( "Vs=20√T+273<BR>\n" );
document.write( "where Vs is the speed of sound in meters/second and<BR>\n" );
document.write( "T is the temperature of the air in Celsius.<BR>\n" );
document.write( "a)What is the speed of sound when the temperature is - l7°C (about l°F)?<BR>\n" );
document.write( "b)What is the speed of sound when the temperature is 16°C (about 61°F)?<BR>\n" );
document.write( "c}What happens to the speed of sound as the temperature increases?<BR>\n" );
document.write( "d) Solve the equation for T.<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #753079 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52781)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=753079\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .\r<BR>\n" );
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document.write( "Let me answer n.n. a), b) and c) of your post.\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Why did you decide that the tutors will do YOUR JOB for you ?\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;It is YOUR JOB to substitute the given values into the given formula and calculate.\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;It is NOT the tutor's job, and never was.\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Than quicker you will get this idea, than sooner you will be on a right rail.\r<BR>\n" );
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document.write( "<H3>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Making calculations is students' honor duty and a privilege !</H3>\r<BR>\n" );
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