Please answer all of the question and label which one is the answer

8 What happens to moncy multiplier if depositors increase their holdings of cash holdings or of if banks increase excess reserves? why? 9) How the amount of borrowed reserves depends on the discount rate? on the market interest rate? 10 If the Fed injects reserves into the banking system and they are held as excess reserves, then what happens to the monetary base? the money supply? 11) If the required reserve ratio is 10 percent, currency in circulation is $400 billion, checkable deposits are $800 billion, and excess reserves total $0.8 billion, then the money supply is billion. 12 If the required reserve ratio is 10 percent, currency in circulation is $400 billion, checkable deposits are $800 billion, and excess reserves total $0.8 billion, then the M1 money multiplier is 13 If the required reserve ratio is 10 percent, currency in circulation is S1,200 billion, checkable deposits are $1.600 billion, and excess reserves total S2,500 billion, then the M1 money multiplier is