20 persons were invited for a party. The number of ways that they can be arranged in a circle with the host is

20 persons are invited for a party . The different number of ways in which they can be seated on a circular table with particular persons seated on either side of the host is

20 persons are invited for a party.The different number of ways in which they can be seated on acircular table with two particular persons seated,on either side of the host is

There are fifty persons among whom 2 are brothers. The number of ways they can be arranged in a circle, if there is exactly one person between the two brothers, is

There are fifty persons among whom 2 are brothers. The number of ways they can be arranged in a circle, if there is exactly one person between the two brothers, is

20 persons were invited to a party. In how many ways, they and the host can be seated at a circular table?

A host invites 20 persons for a party. The number of ways they can be seated at a circular table such that two particular persons be seated on either side of the host is

If 20 persons were invited for a party, in how many ways can they and the host be seated at a circular table? In how many of these ways will two particular persons be seated on either side of the host?

If 20 persons were invited for a party, in how many ways can they and the host be seated at a circular table? In how many of these ways will two particular persons be seated on either side of the host?

If 20 persons were invited for a party, in how many ways can they and the host be seated at a circular table? In how many of these ways will two particular persons be seated on either side of the host?