The legal ages for marriage for boys and girls in our country is

The legal age for marriage for girls is

What is the legal age for marriage?

Flesh and blood of our country is

Legal marriage age for girls and boys

A big challenge for the farmers in our country is

Find the number of ways of arranging 5 boys and 4 girls in a row, so that the row begins with a boy ends with a girl.

Find the number of ways of arranging 6 boys and 6 girls in row. In how many of these arrangements. boys and girls come alternately ?

Find the number of ways to arrange 5 boys and 5 girl in a row such that all the boys sit together and all girls sit together

Let x denote the number of ways of arranging m boys and m girls in a row so that no two boys sit together. If y and z give the number of ways of arranging m boys and m girls in a row and around a circular table respectively so that boys and girls sit alternately, then x : y : z=