Show how to solve this. Show your work. #45 is more important. Do first.

45) If a bank has $1 million of deposits, a required reserve ratio of 20 percent, and S300,000 in reserves, it need not rearrange its balance sheet if there is a deposit outflow of A) S50,000. B) S75,000. C) S150,000. D) either A or B of the above Answer: D 43) When S1 million is deposited at a bank, the required reserve ratio is 20 percent, and the bank chooses not to hold any excess reserves but instead makes loans, then in the bank's final balance sheet, A) the assets at the bank increase by $200,000. B) the liabilities of the bank increase by $200,000. C) resecves increase by $200,000. D) all of the above occur. Answer: C