In how many ways can 8 Indians, 4 Americans and 4 Englilshmen be seated in a erow so that all persons of the same nationaslity sit together.

In a dinner party there are 10 Indians, 5 Americans and 5 Englishmen. In how many ways can they be seated in a row so tht all persons of the same nastionality sit together?

In how many ways 10 Indians, 5 Asmericans and 4 Englishmen can be seasted in a row so that neither Americans nor Englishmen sit between Indians.

Number of ways in which 2 Indians,3 Americans,3 Italians and 4 Frenchmen can be seated on a circle,if the people of the same nationality sit together,is

In how many ways 4 boys and 4 girls can be seated in a row so that boys and girls are alternate?

In how many ways can 7 boys and 2 girls be seated in a row so that two giirls are together ?

In how many ways can 4 girls and 3 boys be seated in a row so that no two boys are together?

In how may ways can 6 girls and 4 boys be seated in a row so that no two boys are together ?

In how many ways can 5 girls and 3 boys be seated in a row so that no two boys are together?

In how many wys can 4 boys and 3 girls be seated ina row so tht no two girls are together?

how many ways can 3 boys and 4 girls be arranged in a row so that all the three boys are together?