LOL20/5 does equal 5. you did it all correct you just did the last part wrong.
Haha, I thought it was a joke initially.Huh .. super hard question aye .. ? "
so true.Funny how usually for simple questions like this, the first reply usually answers the question, followed by author's revelation of his mistakes. Though even still, there must be a billion more replies communicating the same idea, just in a slighly different tone.