Four persons can hit a target correctly with

Question:

Four persons can hit a target correctly with

probabilities $\frac{1}{2}, \frac{1}{3}, \frac{1}{4}$ and $\frac{1}{8}$ respectively. if all

hit at the target independently, then the probability that the target would be hit, is

  1. $\frac{25}{192}$

  2. $\frac{1}{192}$

  3. $\frac{25}{32}$

  4. $\frac{7}{32}$


Correct Option: , 3

Solution:

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