Respostas

2013-12-17T19:12:51-02:00
2.500 ÷ 12 ≈ 208,33
208,33 * 5 = 1.041,65
1.041,65 ÷ 30 ≈ 34,72
34,72 * 9 = 312,48 
1 * 312,48 = 104,16

Resposta  R$ 104,16