In the table below you will find simplified consolidated balance sheets for the chartered banking system and the Bank of Canada. Use columns $1-3$ to indicate how the balance sheets would read after each of transactions in parts $($a$)$ to $($c$)$ is completed. Do not cumulate your answers; that is$,$ analyze each transaction separately, starting in each case from the numbers provided. All accounts are in billions of dollars.

a$.$ A decline in the bank rate prompts chartered banks to borrow an additional $$5$ billion from the Bank of Canada. Show the new balance$-$sheet figures in column $1$ of each table.

b$.$ The Bank of Canada sells $$7$ billion in securities to the public, who pay for the bonds with cheques. Show the new balance sheet figures in column $2$ of each table.

c$.$ The Bank of Canada buys $$6$ billion of securities from chartered banks. Show the new balance sheet numbers in column $3$ of each table.

Instructions: All answers below are to be entered as whole numbers.

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