The answer is carrot, dumbasses.

Me: Hey, I'm going to ask you two questions and I'd like you to only answer the second one.

Co-worker 1: Ok (giggles).

Me: What is four times six?

Co-worker 1: (Nods intelligently)

Me: Now name any type of vegetable.

Co-worker 1: Bananas.

Co-worker 2 (Overhearing conversation): I don't get it.

Me: (Stabs self in face and balls)