Mathematics - Permutation & Combination Question with Solution | TestHub
Match the following: There are 2 Indian couples, 2 American couples and one unmarried person Column -I Column II
Column -I Column II
(A) The total number of ways in which they (p) 22680 can sit in a row such that an Indian wife and an American wife are always on either side of the unmarried person, is
(B) The total number of ways in which they can sit in a row(q) 5760 such that the unmarried person always occupy the middle position, is
(C) The total number of ways in which they can sit around a (r) 40320 circular table such that an Indian wife and an American wife are always on either side of the unmarried person, is
(D) If all the nine persons are to be interviewed one by one then (s) 24320 the total number of ways of arranging their interviews such that no wife gives interview before her husband, is
Options:
Answer:
Solution:
A) One Indian wife and one American wife can be selected in ways and keeping an unmarried person in between these two wives the total number of linear arrangements are
