nnamdi

This page lists questions and answers that were posted by visitors named nnamdi.

Questions

The following questions were asked by visitors named nnamdi.

A group of 25 lecturers includes six mathematicians. in how many ways can a committee of 4 be selected from this group to include at least one mathematician?

I. In how many ways can the first, second and third positions be taken by candidates in a test, assuming that there must be no tie.

1. Six people sit at a round table. in how many ways can that be done if two of them must sit next to each other?

Answers

The following answers were posted by visitors named nnamdi.