Answer:
12
Explanation:
128 girls
boys : girls = 5 : 8
Number of boys = 5x
Number of girls = 8x
Total students = 208
5x + 8x = 208
13x = 208
x = 208/13
x = 16
Number of girls = 8x = 8 * 16 = 16 * 8
= 128
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