Google AI responds to the identical query, and reports “3.18 inches is equal to 9/64 of an inch.”
https://s3.c.im/media_attachments/files/113/771/604/016/543/525/original/8e48856c5a23f381.png
@lauren I had to try for myself before reposting. Only mildly surprised to get a different wrong answer.
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