If more than five people have answered the question before they asked you or you asked them, it's appropriate.
Brenda: *Asks question*
Emily: how many people have answered this?
Brenda: 8
Emily: oh okay, then it's an appropriate question.
Emily: how many people have answered this?
Brenda: 8
Emily: oh okay, then it's an appropriate question.
by PurpleUnicornnn October 2, 2011