Suppose the reserve requirement ratio is 0.10 and the central bank carries out an open market purchase of government bonds with Bank A in the amount of $5,000. a: How much of this $5,000 does Bank A lend out? b: Assuming all of these new loans end up as new deposits in Bank B, how much can Bank B lend out? c: The total ultimate increase in the money supply as a result of an open market purchase of $5,000 when the reserve requirement ratio is 0.10 is?