YOU SAID:

don't care if i'm rich

INTO JAPANESE

私が金持ちかどうか気にしない

BACK INTO ENGLISH

I don't care if I'm rich or not.

INTO JAPANESE

私は金持ちであろうとなかっても気にしない。

BACK INTO ENGLISH

I don't care whether I'm rich or not.

INTO JAPANESE

金持ちかどうかどうでもいいって！

BACK INTO ENGLISH

I don't care whether he is rich or not!

INTO JAPANESE

金持ちかどうかどうでもいいって！

BACK INTO ENGLISH

I don't care whether he is rich or not!