Respuestas

2013-10-17T23:45:27+02:00
4  = 8  = 12 =  16 = 20 = 24
________________________             5 =  10 =  15 =  20 =  25 =   30
1o = 20 = 30 = 40 = 50 = 60              _________________________
                                                             15 =  30 =  45 =  60 = 75  =   90
2013-10-18T00:09:41+02:00