document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=87325>Question 87325</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I have no idea what I'm doing, please help! \r<BR>\n" );
document.write( "\n" );
document.write( "1. Assume you have a fire truck that has a tank that is 60\"x70\"x57\". <BR>\n" );
document.write( "A. How many gallons of water will it hold?<BR>\n" );
document.write( "B. At the station, you fill the tank. You use an overhead fill that puts out 162 gallons per minute. How long will it take to fill the tank?<BR>\n" );
document.write( "C. How much extra weight will it add to the truck when full?<BR>\n" );
document.write( "D. If your hose puts out a maximum of 1260 gallons per minute, how long will you have to hook up a hydrant if you run at max?<BR>\n" );
document.write( "E. A tanker comes to the scene that is 12 ft long and has a diameter of 6 ft. How many gallons of water will the tanker add to the scene?\r<BR>\n" );
document.write( "\n" );
document.write( "A. I got 1039.05 galllons. <BR>\n" );
document.write( "B. I got 6.41 minutes<BR>\n" );
document.write( "C. 8,671.15 lbs<BR>\n" );
document.write( "I am completely confused on D & E Please help!  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #63351 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=63351\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> . Assume you have a fire truck that has a tank that is 60\"x70\"x57\".<BR>\n" );
document.write( ":<BR>\n" );
document.write( "A. How many gallons of water will it hold?<BR>\n" );
document.write( "Find the cubic inches of the tank<BR>\n" );
document.write( "60 * 70 * 57 = 239400 cu/inches<BR>\n" );
document.write( "Convert to cubic feet<BR>\n" );
document.write( "239400/1728 = 138.54 cu/ft<BR>\n" );
document.write( "Convert cubic feet to gallons, 7.481 gal per cu/ft:<BR>\n" );
document.write( "7.481*138.54 = 1036.43 gallons in the tank (about what you had)<BR>\n" );
document.write( ":<BR>\n" );
document.write( "B. At the station, you fill the tank. You use an overhead fill that puts out 162 gallons per minute. How long will it take to fill the tank?<BR>\n" );
document.write( "1036.43/162 = 6.4 minutes to fill the tank, (agrees with your answer)<BR>\n" );
document.write( ":<BR>\n" );
document.write( "C. How much extra weight will it add to the truck when full?<BR>\n" );
document.write( "Convert cu/ft to pounds: 138.54 * 62.38 = 8,642.12 pounds<BR>\n" );
document.write( ":<BR>\n" );
document.write( "D. If your hose puts out a maximum of 1260 gallons per minute, how long will you have to hook up a hydrant if you run at max?<BR>\n" );
document.write( "1036.43/1260 = .82256 minutes (49.35 seconds)<BR>\n" );
document.write( ":<BR>\n" );
document.write( "E. A tanker comes to the scene that is 12 ft long and has a diameter of 6 ft. How many gallons of water will the tanker add to the scene?<BR>\n" );
document.write( "Find the volume of a cylinder, r=3, h=12<BR>\n" );
document.write( "V = pi*r^2*h<BR>\n" );
document.write( "V = pi*3^2*12<BR>\n" );
document.write( "V = 339.29 cu/ft<BR>\n" );
document.write( "Convert to gallons:<BR>\n" );
document.write( "339.29 * 7.481 = 2538.24 gallons<BR>\n" );
document.write( ":<BR>\n" );
document.write( "The difference between our answers is probably because of the difference of<BR>\n" );
document.write( "conversion factors.  \r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );