Please answer b for bank a and b and show steps

Consider to local banka. Basta ahor to that it mech will be poday Each probability of detail the back paid anything. The three detits dependent across the car. Bank has anyone in of $91 milion in which the expects will be repaid today la probability of not being report Calculate the following 2. The expected overall payoff of each bare The standard deviation of the overall affattura The expectedlyot een bank The expected to and there The weed overall payoor Mountie The standard son of the payrolachbank The and even of een voller Bank As Pontedence) Consider to local banka. Basta ahor to that it mech will be poday Each probability of detail the back paid anything. The three detits dependent across the car. Bank has anyone in of $91 milion in which the expects will be repaid today la probability of not being report Calculate the following 2. The expected overall payoff of each bare The standard deviation of the overall affattura The expectedlyot een bank The expected to and there The weed overall payoor Mountie The standard son of the payrolachbank The and even of een voller Bank As Pontedence)