Now there are x+ 1 girls.
So 8x/9=(6/7)(x+ 1)
8x/9=6x/7+6/7
(8/9-6/7)x=6/7
(2/63)x=6/7
x=6/7÷2/63=27
8x/9=(8/9)×27=24 '
A: There are 24 boys and 27 girls.