Girls V/S Boys

In a class of 49 students, the ratio of girls to boys is 4:3. If 4 girls leave the class, the ratio of girls to boys would be

Statements: Some sons are boys All girls are sons No daughter is boy Conclusions: (i) All daughter are sons is a possibility (ii) Some daughters are ont sons (iii) All girls are boys is a possibility (iv) Some sons not daughters (v) Some boys are girls is definitely true

The set of girls in a boys school is :

From a group of 5 boys and 3 girls, three persons are chosen at random. Find the probability that there are more girls than boys

If the ratio of boys to girls in a class is B and the ratio of girls to boys is G, then 3 (B + G) is :

A boy introduced a girl as the daughter of the son of the mother of his aunt. The girl is boy's:

A committee of 4 boys and 3 girls is chosen from 8 boys and 5 girls. One of the boys is a brother of one of the girls. Probability that both are in the committee is

In a class , there are 15 boys and 10girls / three students are selected at random . The probability that I girl and 2 boys are selected , is ,