MCQOPTIONS
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| 1. |
There are 10 Letters and 10 correspondingly 10 different Address. If the letter are put into envelope randomly, then find the Probability that Exactly 9 letters will at the Correct Address ? |
| A. | 44470 |
| B. | 44440 |
| C. | 1 |
| D. | 0 |
| Answer» E. | |