Respuesta:
150 = 100%
x = 60%
100x = 150 x 60
100x = 9000
x = 9000/100
x = 90 niñas
40% Son niños es decir 90 niños
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Respuesta:
150 = 100%
x = 60%
100x = 150 x 60
100x = 9000
x = 9000/100
x = 90 niñas
40% Son niños es decir 90 niños