Not if it's low enough.
No more tacky than telling someone about your designer clothing, the people you've dated, the fact that you were a cheerleader or football star in HS, or other things nobody really cares about.
Yes, I see no reason for it at all.
Yes, especially because of how uncommon IQ tests actually are and how worthless they are.
Unless you have a specific reason to do so, yes it's tacky.
Not if it's low enough.
No more tacky than telling someone about your designer clothing, the people you've dated, the fact that you were a cheerleader or football star in HS, or other things nobody really cares about.
Yes, I see no reason for it at all.
Yes, especially because of how uncommon IQ tests actually are and how worthless they are.
Unless you have a specific reason to do so, yes it's tacky.