in a class of 60 students, the number of boys and girls participating in the annual sports is in the ratio 3 : 2 respectively. the number of girls not participating in the sports is 5 more than the number of boys not participating in the sports. if the number of boys participating in the sports is 15, then how many girls are there in the class ?
Answers
Answered by
4
Let common ratio be x.
Girls:boys=2x:3x
total number of students=60
then
2x+3x=60
5x=60
x=12
Number of girls=24.
Girls:boys=2x:3x
total number of students=60
then
2x+3x=60
5x=60
x=12
Number of girls=24.
Similar questions