Question

I want only answer fast​

Answer 1

Girls= 40/100×60

=24 girls in classroom

Boys= 60-24

=36

LCM 36 40 126

2 18 20 63

2 9 10 63

2 9 5 63

3 3 5 21

3 1 5 7

5 1 1 7

7 1 1 1

LCM 2*2*2*3*3*5*7

8*9*35

72*35

2520