Ending world hunger is estimated to cost approximately $39 - $267 billion per year. With Elon Musk's current net worth of about $1.1 trillion, paying the highest UN-estimated cost for a full decade would leave him with approximately $833 billion, meaning he would still retain #WorldHunger #ElonMusk #UNEstimates #Nospecificcountriesarementionedinthetweet.