Boxing: 101 Questions

Who was the youngest heavyweight champion of the world? Who are the only twins to have won world boxing titles? Who said “Everyone has a plan till they get punched in the mouth”? Welcome to "Boxing: 101 Questions" — a hundred and one quick-fire questions on all things fisticuffs. Some are easy, some are not so easy, and some will hopefully have you scratching your head in puzzlement. Each question is multiple-choice (in case you need a little help) and answers are provided after every 10 questions (in case you want to cheat). Good luck!