Fine Shortbow

About 57s 0c on Beta · Horde (6 hours ago), 74s 0c on Beta · Horde (23 hours ago), and 55s 0c on Beta · Alliance (1 day ago), from player scans. A vendor pays 6s 36c, so the auction house pays 8.5× more.

No. It is in Classic Era too, with the same item level, vendor price and stack size.

Sell it on the auction house. After the 5% cut a stack of 1 brings about 54s 15c there, against 6s 36c at a vendor.