Question

4. (3 marks) There are 6 people waiting to get on a train. (a) In how many ways can 6 people be lined up? (b) If 3 specific persons, among 6, insist on following each other, how many ways are possible? (c) If 2 specific persons, among 6, refuse to follow each other, how many ways possible? 3

Name: 4 3 marks there are 6 people waiting to get on a train a in how many ways can 6 people be lined up b if 3 specific persons among 6 insist on following each other how many ways are possible c 12973
Uploaded: 2023-12-18T11:55:50-08:00
Duration: 2 min 14 s
Channel: Adi S
Description: 4 3 marks there are 6 people waiting to get on a train a in how many ways can 6 people be lined up b if 3 specific persons among 6 insist on following each other how many ways are possible c 12973

          4. (3 marks) There are 6 people waiting to get on a train.
(a) In how many ways can 6 people be lined up?

(b) If 3 specific persons, among 6, insist on following each other, how many ways are possible?

(c) If 2 specific persons, among 6, refuse to follow each other, how many ways possible?
3

4 3 marks there are 6 people waiting to get on a train a in how many ways can 6 people be lined up b if 3 specific persons among 6 insist on following each other how many ways are possible c 12973

Added by Jose Luis B.

Elementary and Intermediate Algebra

Alan S. Tussy, R. David Gustafson 5th Edition

Instant Answer

Solved by Expert Adi S

12/18/2023

Step 1

This is a permutation problem where all 6 people are arranged. The number of ways to arrange $n$ distinct items is $n!$. For 6 people, the number of ways is $6!$. $6! = 6 \times 5 \times 4 \times 3 \times 2 \times 1 = 720$. Show more…

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4. (3 marks) There are 6 people waiting to get on a train. (a) In how many ways can 6 people be lined up? (b) If 3 specific persons, among 6, insist on following each other, how many ways are possible? (c) If 2 specific persons, among 6, refuse to follow each other, how many ways possible? 3