Six teachers and six students have to sit round a circular table such that thereis a teacher between any two students. The number of ways in which they can sit is

Six teachers and six students have to sit round a circular table such that there is a teacher between any two students . The number of ways in which they can sit is

Number of ways in which 4 students can sit in 7 chair in a row, if there is no empty chair between any two students is :

Number of ways in which 4 students can sit in 7 chair in a row, if there is no empty chair between any two students is :

Find the number of ways in which four persons can sit on six chairs.

The number of ways can 8 students sit round the table are

In how many ways can 6students sit round the table is

There are 5 teachers and 20 students. Out of them a committee of 2 teachers and 3 students is to be formed. Find the number of ways in which this can be done. Further find in hdw many of these committees. Q a particular teacher is included?

There are six teachers.Out of them tow are primary teacher,two are middle teachers,and two are secondary teachers.They are to stand in a row,so as the primary teachers,middle teacher,and secondary teachers,middle in a set.Find the number of ways in which they can do so.

There are 5 teachers and 20 students. Out of them a committee of 2 teachers and 3 students is to be formed. Find the number of ways in which this can be done. Further find in hdw many of these committees. Q a particular student is excluded?