The probability of a bomb hitting a target is 1/5. Two bombs are enough to destroy a bridge. If six bombs are aimed at the bridge, find the probability that the bridge is destroyed
| A. | 0.79 |
| B. | 0.39 |
| C. | 0.16 |
| D. | 0.36 |
Answer : B Explanation : ‘P’ of hitting a bridge = 1/5 q= 1 - P or 1 - 1/5 = 4/5 n = 6, r = 1
Hence the answer is (b).
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Option: A Explanation : Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. |
