what is 2 plus 2

It is rocket science but i think it is 3

Thinking.... Lemme get back to you when I get it.

it's 4 or dead fish....i think

It is dependant on if the number "2" is exactly 2 or not. It could, in fact, be rounded from a number ranged from ~1.50 to a number ~2.49, in which case "two plus two" could literally equal a number from 3 or 5.