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There are 15 employees working on a project. The project is successfully approved by the company and the company decided to give the best employee award. In order to give it they have to make comparisons among the 15 members. Find the number of comparisons needed?

There are 15 employees working on a project. The project is successfully approved by the company and the company decided to give the best employee award. In order to give it they have to make comparisons among the 15 members. Find the number of comparisons needed? Correct Answer 105

In order to compare two people are taken at a time. Then, there would be 15C2 comparisons (Everyone is compared with the other). 15C2 = 105

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