GMAT

Set to 5 different clues across 5 published puzzles, most often “Exam for a Wharton applicant: Abbr.” — The New York Times, Sunday, 6 June 2010.

4 letters

Every clue on record, most used first

Exam for a Wharton applicant: Abbr.once
The New York Times — Sunday, 6 June 2010
Coll. senior's hurdleonce
The New York Times — Monday, 4 September 2000
M.B.A. hopeful's hurdleonce
The New York Times — Sunday, 16 April 2000
B-school entrance examonce
The New York Times — Tuesday, 25 January 2000
Business sch. candidate's examonce
The New York Times — Thursday, 23 May 1996