Q: In this task, you are given a context tweet and an answer. Your job is to generate a question for the given answer based on the given tweet paragraph. Note that your question should be answerable based on the given tweet, and the answer to your question should be the given answer.
Context: In Randolph County where the 5 rivers are flooding Pocahontas. Here is a pic of Walmart from the air. Mandatory evac for part of city.. Gov. Asa Hutchinson (@AsaHutchinson) May 2, 2017 Answer: 5
A:
how many rivers flooded?