YOU SAID:
I don't know the answer to that dumb question sir
INTO JAPANESE
私はそのばかげた質問への答えを知りません
BACK INTO ENGLISH
I don't know the answer to that ridiculous question
INTO JAPANESE
そのばかげた質問に対する答えがわかりません
BACK INTO ENGLISH
I don't know the answer to that ridiculous question
You've done this before, haven't you.