SUNDAY SPECIAL CLASS WITH GIRLS Vs BOYS CHALLENGE

What is the number of students in the class ? I Ratio of boys and girls is 3 : 4 ii Girls are 18 more than boys,

The average score of a class of boys and girls in an examination is A .The ratio of boys and girls in the class is 3:1. If the average score of the boys is A+1, the average score of the girls is A-1 (b) A-3 (c) A+1 (d) A+3

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 :

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

The ratio of the boys to girls in a class is 2:3 . If 20% of boys leave this class,then the new ratio of boys to girls is