Generally speaking, M's essays are similar with other schools', thoguh they are asked in another way. Compared with Chicago's creative essay and tuck's case study essay, M's essays are OK. What you need, I think, is putting those essays in perspective.
I don't know which one of the essays confuse you most. You might go there for a help---http://forum.chasedream.com/dispbbs.asp?boardID=13&ID=69727&star=13