Por Neto Comely em 13/04/2016 16:58:45
Regra de 3
80 -> 100%
90 -> x
80x = 900%
x=900%/80
x=112,5%
80 -> 100%
90 -> 112,5%
aumento -> 90-80=10 -> 112,5-100 -> 12,5%
80 -> 100%
90 -> x
80x = 900%
x=900%/80
x=112,5%
80 -> 100%
90 -> 112,5%
aumento -> 90-80=10 -> 112,5-100 -> 12,5%