She was confused. While she had paid for part of her stay, she knew she hadn't paid for everything. Rosmerta wasn't known for being a generous person, especially not to people that she hated. Hermione dug into her bag to pull out a handful of gold galleons. If the woman didn't tell her how much she owed, she was just going to leave something behind, even if it was more than she was required to pay. She wouldn't take the hateful woman's charity.