A car will hold 2 in the front seat and 1 in the rear seat. If among 6 persons 2 can drive, then the number of ways in which the car can be filled is:

A car will hold 2 persons in the front seat and i in the rear seat . If among 6 persons only 2 can drive , the number of ways , in which the car can be filled , is

If a man and his wife enter a bus , in which five seats are vacant , then the number of different ways in which they can be seated is

There are n seats round a table marked 1,2,3,…..n the number of ways in which m(len) persons can take seats is

If five seats are vacant in a train, the number of ways three passengers can sit is:

If a train, five seats are vacant, the number of ways three passengers can sit, is

If a train, five seats are vacant, the number of ways three passengers can sit, is

If five seats are vacant in a train, the number of ways three passengers can sit is: