2. 1) If the required reserve ratio is 10 percent, what's the simple deposit multiplier? 2) In the simple deposit expansion model, if the banking system has excess reserves of $75, and the required reserve ratio is 20%, what's the potential expansion of checkable deposits? 3) If a bank has $100,000 of checkable deposits, a required reserve ratio of 20 percent, and it holds $40,000 in reserves, then what's the maximum deposit outow it can sustain without altering its balance sheet