There is a new type of anti-aircraft missile with a probability of hitting an enemy plane of 80%. Now it is required to form a combat team that ensures a hit rate of more than 95%. How many of these missiles must each team fire at the same time?
有一枚新型防空导弹每枚击中敌机的概率达到80%，现要求组成确保命中率超过95%的战斗小组．问每个小组每次必须同时发射几枚这样的导弹？
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