Question

甲乙两高射炮同时内一架敌机射击,已知甲击中敌机的概率为0.6,乙击中敌机的概率是0.5

Answer 1

(1).令敌机不被击中为事件A,则P（A）=0.4*0.5=0.2

敌机被击中概率P=1-P(A)=0.8

(2)敌机坠毁的概率P=0.6*0.5=0.3