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11a - 8a = 66
3a = 66
a = 66/3
a = 22
perempuan 11a
Pr = 11 x 22
= 242 orang
jawabnnya adalah 242 orang
Perempuan = P
laki = L
P : L = 11:8 = 11x : 8x -->(x sebagai pembanding)
P - L = 66
11x - 8x = 66
3x = 66
x = 66/3 = 22
maka
P(Perempuan) =11x
= 11(22)
= 242 siswa