The table below is the combined balance sheet for all the banks in a banking system. Each bank has a target reserve ratio of 4%.

Assets(1)(2)Liabilities / Equity(1)(2)Reserves$250$$Demand deposits$3,500$$Loans1,850Shareholders' equity300Securities1,350Fixed assets350Total$3,800Total$3,800

a. Fill in the blanks in columns (1) reflecting the complete effect of all excess reserves being loaned out.

b. The maximum possible increase in the money supply is $.

c. Returning to the original balance sheet, if the target reserve ratio changes to 10%, the quantity of loans the system be forced to call in will be $.

Write in the figures in columns (2) that show this process completed.