A guard of 15 men is formed form a group of n soldiers. The number of times two particular soldiers will guards

A guard of 12 men is formed from a group of n soldiers. It is found that 2 particular soldiers A and B are 3 times as often together on guard as 3 particular soldiers C, D & E . Then n is equal to

A guard of 12 men is formed from a group of n soldiers. It is found that 2 particular soldiers A and B are 3 times as often together on guard as 3 particular soldiers C, D & E . Then n is equal to

A guard of 12 men is formed from a group of n soldiers. It is found that 2 particular soldiers A and B are 3 times as often together on guard as 3 particular soldiers C, D & E . Then n is equal to

A guard of 12 men is formed from a group of n soldiers.It is found that 2 particular soldiers A and B are 3 xx as often together on guard as 3 particular soldiers C,D o* E. Then n is equal to

A guard of 12 men is formed a group of n soldiers . It is found that 2 particular solders A and B are 3 times as often together on guard as 3 particular solders C,D,& E. Then n=

A delegation of five students is to be formed from a group of 10 students.If three particular students want to remain together whereas two particular students do not want to remain together then the number of selection s is

The number of ways that a committee consisting of 5 men and 3 women can be formed from a group of men and 6 women so that 2 particular women both never be in the committee is

Which element of group 15 forms highest number of oxoacids?

A committee of 5 is to be chosen from a group of 9 people.Number of ways in which it can be formed if two particular persons either serve together or not at all and two other particular persons refuse to serve with each other,is