Answers by visitors named: Anonymous II

bob- thanks, this helped alot. Just one thing though- when you're elminating the mass and the fractions in the Kinetic energy equation, you forgot about the normal number(energy added). It should be 4 * (16.7) / m after doing the elimination. The rest was...

to adjust the fraction all you have to do is make it 3/6 because now there are only 6 gang members