We agreed Amelia. 90%.
Read more Cooper QuotesFrom: Interstellar (2014)
Cooper : Hey TARS, what's your honesty parameter?TARS : 90 percent.Cooper : 90 percent?TARS : Absolute honesty isn't always the most diplomatic nor the safest form of communication with emotional beings.Cooper : Okay, 90 percent it is.
Mann was lying.
Come on, TARS!