MCQOPTIONS
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| 1. |
Nine different letters of alphabet are given, words with 5 letters are formed from these given letters. Then, how many such words can be formed which have at least one letter repeated ? |
| A. | 43929 |
| B. | 59049 |
| C. | 15120 |
| D. | 0 |
| Answer» B. 59049 | |