In a certain school, the ratio of boys to girls is `7:5`. If there are 2400 students in the school, then how many girls are there ?

In a certain school the ratio of boys to girls is 7 : 5. If there are 2400 students in the school, how many boys are there ?

In a school , the ratio of boys and girls is 4:5. When 100 girls leave the school, the ratio becomes 6 :7 How many boy are there in the shool ?

In a school there were 550 students and the ratio of boys and girls was 6:5. After some time 50 girl students joined the school but few boys left the school. As a result,the ratio of boys and girls became 11:12 .Find how many boys left the school.

In a school having roll strength 286, the ratio of boys and girls is 8: 5. If 22 more girls get admitted into the school, the ratio of boys and girls becomes

The ratio of boys and girls in a school is 5:3. If there are 115 boys, find the number of girls in the school.

The ratio of boys and girls in a school is 12:5. If there are 840 girls in the school, then the number of boys is (a) 1190 (b) 2380 (c) 2016 (d) 2142

The ratio of boys and girls in a school is 12:5. If there are 840 girls in the school, then the number of boys is 1190 (b) 2380 (c) 2856 (d) 2142

The strength of a school is 2000. If 40 % of the students are girls then how many boys are there in the school?