please answer the following

12 (This problem is challenging.) The economy of Elmendyn contains 2000 $1 notes; If people hold all money as currency, what is the quantity of money? a If people hold all money as current deposits and banks maintain 100 per cent reserves, what is the quantity of money? )3 If people hold equal amounts of currency and current deposits and banks maintain 100 per cent reserves, what is the quantity of money? c If people hold all money as current deposits and banks maintain a reserve ratio of 10 per cent, what is the quantity of money? :1 If people hold equal amounts of currency and current deposits and banks maintain a reserve ratio of 10 per cent. what is the quantity of money