250 million people make up 80.7% of the US population and would likely become zombies in the event of an apocalypse, while 59 million people or 19.3% of the population would need to survive. The document provides tips on preparing for a zombie apocalypse including watching zombie movies to learn skills, purchasing supplies, and checking media sources. It recommends locating away from big cities, highways, and big box stores to survive, and lists weapons, food, and family/group as essentials for survival.