How did Nancy find the hotel Miss Rose so easily?

i think because she heard her address from Fagin and monks when they were talking about Oliver

How did Nancy find the hotel Miss Rose so easily?

from the conversation between fagin and monks when she heard them talking she knew about whom they talked and the place

She heard it from Monks while talking to fagin

because she heard Fagin and Sikes talking and Monkes said i was watching them