- Raise 1/3 of time, fold 1/3 of time, call 1/3 of time
- Raise 50% of time, fold 50% of time
- Raise 80% of time, call 20% of time.
A#2: The correct answer is "it depends." [Don't you just hate that?] Seriously, the answer depends on your skill level, table dynamics, who your opponents are, etc...
...but in general, if you are a beginning or intermediate player at a generic table, conventional wisdom says you should fold. KJo is a classic "trap hand" with big Reverse Implied Odds (RIO), especially when played OOP. RIO hands tend to win little and lose big.
This is standard ABC poker advice for most situations; fold trap hands in EP. So the correct conventional answer to the quiz question is most likely: Fold.
All-in for now...