INTRODUCING 5 - days-a-week problem solving session for Math Olympiad and ISI Entrance. Learn More 

April 27, 2020

Arrangement in a Ring | TOMATO B.Stat Objective 103

Try this problem from I.S.I. B.Stat Entrance Objective Problem based on Arrangement in a Ring.

Arrangement in a Ring ( B.Stat Objective Question )


The number of ways 5 persons PQRST seats in a ring so that P sits between Q and R is

  • 104
  • 4
  • 1154
  • none of these

Key Concepts


Integers

Number of ways

Arrangements

Check the Answer


Answer: 4.

B.Stat Objective Problem 103

Challenges and Thrills of Pre-College Mathematics by University Press

Try with Hints


here SQPRT, TQPRS, SRPQT, TRPQS

are 4 arrangements in 1 way (orderwise)

number of ways =\(4 \times 1\)=4 ways.

Subscribe to Cheenta at Youtube


Leave a Reply

This site uses Akismet to reduce spam. Learn how your comment data is processed.

Cheenta. Passion for Mathematics

Advanced Mathematical Science. Taught by olympians, researchers and true masters of the subject.
JOIN TRIAL
support@cheenta.com
enter