1. Tardigrade
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  4. 15 persons are sitting around a circular table. In how many ways four persons can be selected so that no two of them sit adjacent to each other, is

Q. 15 persons are sitting around a circular table. In how many ways four persons can be selected so that no two of them sit adjacent to each other, is

 913  141 Permutations and Combinations Report Error

Solution:

Correct answer is (b) 450

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