Feb 2, 2011 #1 A Alexis Member Joined May 14, 2008 Messages 385 Reaction score 0 Points 16 to go for the 2nd km...? at what speed would you have to go in the second km to have an average speed of 60 km per hour?
to go for the 2nd km...? at what speed would you have to go in the second km to have an average speed of 60 km per hour?