Question

The ratio of boys to girls in a school is

boys : girls = 4:3

One day, 18 girls do not come to school
This represents 5% of all the girls in the school

Calculate the total amount of students in school

Answer 1

Answer:

43 total students

Step-by-step explanation:

this is the answer

Answer 2

4x+3x=7x

18 girls=5%

Total no: of girls×5/100=18

Total=100×18/5=360 girls

4x+360=7x

360=7x-4x

360=3x

x=360/3=120

4x=4×120=480

3x=3×120=360

Total no: of students=480+360=840