  Math Central - mathcentral.uregina.ca  Quandaries & Queries    Q & Q    Topic: nw   start over

5 items are filed under this topic.    Page1/1            A 23 acre airport runway 2012-02-21 From Ron:I have a 23 acre plot. If it were in a straight line, would it be enough distance for a plane to take off and land if the plane needed 1 mile?Answered by Robert Dawson and Penny Nom.     Calculating rainwater volume 2006-12-30 From Mark:Trying to calculate 1" rainfall on a 1000 sq' roof=how many gallons of water would collect in our cistern.Answered by Stephen La Rocque.     How wide is this runway? 2006-04-27 From Sam:A runway is 3.75 miles long and covers a total of 5.6 acres. What is the width of the runway?Answered by Stephen La Rocque.     Compass points 2002-11-05 From Mhairi:I was asked this in maths but I am not sure if it is geography. Name all the compass points? We have been given 8 but he told us there is more and we have to name them. Answered by Chris Fisher.     Concavity 2000-10-22 From Alex:the question is: on what interval is f(x)=(x2)(ex)? ive found the 2nd derivative which is ex(x2+4x+2) and i did the quadratic to get -2-20.5 and -2+20.5, but i dont know what the interval is.Answered by Harley Weston.      Page1/1    Math Central is supported by the University of Regina and The Pacific Institute for the Mathematical Sciences.    about math central :: site map :: links :: notre site français