Yutang

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

Questions

The following questions were asked by visitors named Yutang.

Answers

The following answers were posted by visitors named Yutang.

There are 5*4*3*2*1 = 5! = 120 ways total to have them seated. Call every person A, B, C, D, and E. Set A, B, and C as Dan, Ben, and Mark, and the two other people as D and E. Make A, B, and C variable X. The number of ways of X, D, and E sitting together...