Out of eight crew members three particular members can sit only on the left side. Another two particular members can sit only on the right side. Find the number of ways in which the crew can be arranged so that four men can sit on each side.

A. 864

B. 863

C. 865

D. 1728

Answer: Option D

Solution(By Examveda Team)

Required number of ways,
= 3C1 × 4! × 4!
= 1728

Join The Discussion

Comments ( 3 )

  1. Shruti Vyas
    Shruti Vyas :
    4 years ago

    please explain it properly

  2. Student Deepu
    Student Deepu :
    4 years ago

    Not getting...the answer

  3. Arjun Melinakeri
    Arjun Melinakeri :
    6 years ago

    I am getting 864. not getting how it is 1728

Related Questions on Permutation and Combination