Snarky answer: You can easily tell the 9s or 10s because they answer "eight." Less snarky: They give you evidence, really quick, that they're a 9 or 10. It's

Snarky answer: You can easily tell the 9s or 10s because they answer "eight." Less snarky: They give you evidence, really quick, that they're a 9 or 10. It's not hard to tell.