On 08/04/2018 09:50, ARW wrote:
Four?

Nope it is 4.

Just had to prove that I was a human to send off a submission on a
website and that was their question and answer.

Anyone else agree that the answer is four and not 4?

From the "don't really understand the nuances but still want to be a
smartarse "department.

Erm for high enough values of 2, 2+2=5

to 1 significant figure

2.3 +2.3 =4.6 is 2+2=5