The weighted voting systems for the voters A, B, C, ... are given in the form
q:
The weight of voter A is , the weight of voter B is , the weight of voter C is , and so on.
Calculate, if possible, the Banzhaf power index for each voter. Round to the nearest hundredth. (If not possible, enter IMPOSSIBLE.)
{5: 3, 2, 2}
BPI(A)=
BPI(B)=
BPI(C)=