In how many ways three girls and nine boys can be seated in two vans, each having numbered seats, 3 in the front and 4 at the back? How many seating arrangements are possible if 3 girls sit together in a back row on adjacent seats?

In how many ways, can three girls can three girls and nine boys be seated in two vans, each having numbered seats, 3 in the and 4 at the back? How many seating arrangements are possible if 3 girls should sit together in a back row on adjacent seats? Now, if all the seating arrangements are equally likely, what is the probability of 3 girls sitting together in a back row on adjacent seats?

The number of ways in which three girls and ten boys can be seated in two vans, each having numbered seats, three in the front and four at the back is

There are 2 vans each having numbered seats, 3 in the front and 4 at the back. There are 3 girls and 9 boys to be seated in the vans. The probablity of 3 girls sitting together in a back row on adjacent seats, is

In how many different ways 5 girls can be seated in a row?

In how many ways 6 girls can be seated in two chairs ?

The number of ways in which nine boys and five girls can be arranged in two vans each having numbered seats,three in the front and five at the back such that atleast four girls should always sit together is