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According to data collected over the years, 40% of passengers in a plane ask for coffee after the meal service. In a flight with 110

According to data collected over the years, 40% of passengers in a plane ask for coffee after the meal service. In a flight with 110 passengers

  1. what is the probability that exactly half of the passengers ask for coffee after the meal service?
  2. what is the probability that more than 60 passengers ask for coffee after the meal service

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