Please don’t overstate your scores. Simply tell the truth. 1500/1600, 1530/1600 and now miraculously 2400.
http://talk.collegeconfidential.com/what-my-chances/1870468-harvard-or-mit.html
http://talk.collegeconfidential.com/college-admissions/1872746-what-else-can-i-do.html