Resposta :
Resposta:
Explicação passo a passo:
640 = 100%
640 ÷ 100 = 6.4 = 1%
688 - 640 = 48
6.4 x 7 = 44.8 = 7% aumento
Nessa escola teve um aumento de 7% nas novas matrículas.
Daniel.
Resposta:
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