Boys v/s Girls Experiment

From a group of 2 boys and 3 girls,two children are selected.Find the sample space associated to this random experiment.

From a group of 3 boys and 2 girls, we select two children. What would be the sample space for this experiment ?

2 boys and 2 girls are in Room X and 1 boy and 3 girls in Room Y. Specify the sample space for the experiment in which a room is selected and then a person.

2 boys and 2 girls are in room P and 1 boy 3 girls are in room Q.write the sample space for the experiment in which a room is selected and then a person.

Describe the sample space for the indicated experiment : 2 boys and 2 girls are in Room X, and 1 boy and 3 girls in Room Y.Specify the sample space for the experiment in which a room is selected and then a person.

Five boys and five girls form a line with the boys and girls alternating.Find the number of ways of making the line.

There are 4 boys and 4 girls.In how many ways they can sit in a row (i) there is no restriction (ii) not all girls sit together (iii)no two girls sit together.(iv) all boys sit together and all girls sit together ( v) boys and girls sit alternatively