Question

15

24 The ratio of boys to girls in a school is
boys:girls=4:3
One day, 18 girls are absent from school.
This represents 5% of all the girls in the school.
Calculate the total number of students in the school.

Answer 1

4x+3x=7x

18 girls-5%

Total no: of girlsx5/100=18

Total-100x18/5-360 girls

4x+3607x

360-7x-4x

360-3x

x=360/3-120

4x=4x120=480

3x=3x120=360

Total no: of students=480+360-840