Adauto Amaral Oliveira
14/06/2011 • 12:50
15 bala de coco + 12 balas de tamarindo = 27
27 = 45%
x = 100%
x = 100 x 27 / 45 = 60 balas
27 = 45%
x = 100%
x = 100 x 27 / 45 = 60 balas