1 / 4 equivale a / 32 , 1 / 4 equivale a / 16 , 1 / 4 equivale / 8 , 1 / 8 equivale a / 16 , 1 / 2 equivale a / 4 , 1 / 2 equivale a / 8 , 1 / 2 equivale a / 16?
1 / 4 equivale a / 32 , 1 / 4 equivale a / 16 , 1 / 4 equivale / 8 , 1 / 8 equivale a / 16 , 1 / 2 equivale a / 4 , 1 / 2 equivale a / 8 , 1 / 2 equivale a / 16.