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Out of eight crew members three particular members can sit only...

This question belongs to Arithmetic Ability Permutation And Combination
Permutation and Combination
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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.

Answer & Solution
Correct Answer: Option D
Required number of ways,
= 3C1 × 4! × 4!
= 1728
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4 Comments
Asif Al
Asif Al 5 years ago
4c3* 3!* 4c2*2!*3!=1728
Shruti Vyas
Shruti Vyas 9 years ago
please explain it properly
Student Deepu
Student Deepu 9 years ago
Not getting...the answer
Arjun Melinakeri
Arjun Melinakeri 10 years ago
I am getting 864. not getting how it is 1728

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