tlng jawab ya perbandingan ini!

Toni : Beni : Ali = 6 : 9 : 11
Selisih Toni dan Ali = 15

Jumlah kelereng
= (6 + 9 + 11) / (11 - 6) x 15
= 26/5 x 15
= 26/1 x 3
= 26 x 3
= 78

Toni=6a=6×3=18
Beni=9a=9×3=27
Ali=11a=11×3=33
11a-6a=15
5a=15
a=15:5
a=3
18+27+33=
78