Seriously! That's why I liked Rose. She could handle herself. She worked things out. She worked out entire plot of The Idiot's Lantern, and I can't count the number of times she made the Doctor (nine and ten) go 'oh, yes!'
I absolutely loved when she dressed like that. Normally I couldn't care less about her clothes, but it really reminded me that, before the doctor, she wasn't this strong bad wolf, she was just a girl, trying to get through a days work