I tried the 1st link, merely out of interest as to the type of tests that come up.
they look very much like the selection tests i took before starting work.
I didn't get above the 130 threshold so am a confirmed dimwit
Do you mean to tell us that you have, actually, taken the test to show how bright you are?
My wife tells me that I am too clever for my own good and she has, always, proven knowledgeable about me in the past.