I suggest readers to try it out first and see the results I got from Yahoo!Answers.
Sue and Julie were running equally fast around a track. Sue started first. When she had run 9 laps, Julie had run 3 laps. When Julie completed 15 laps, how many laps had Sue run?Link to my experiments: Does your answer make sense? (for students)? and Quick, how many laps Sue ran?
Indeed, even in normal life events not necessary mathematical, the way we ask does affect the way the other party responds.