Three missiles are fired at a target. If the probabilities of hitting the target are 0.4, 0.5 and 0.6 respectively and the missiles are fired independently, what is the probability that at least 2 missiles hit the target.
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This can happen in three ways: the first two hit and the third misses, the first and third hit and the second misses, or the second and third hit and the first misses. The probability of each of these events happening is: 0.4 x 0.5 x 0.4 = 0.08 0.4 x 0.5 x 0.6 = Show more…
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