[Solved] A farmer has five haystacks in one field and four haystacks in another. How many haystacks would he have if he combined them all in one field?

This riddle has been around for some time on internet platforms such as Instagram, Facebook, and WhatsApp, and many people still argue over what the answer might be, as there are many possibilities. The correct answer is One. If he combines all his haystacks, they all become one big stack.