Vault cash is equal to $1 million, deposits by depository institutions at the central bank are $1 million, the monetary base is $15 million, and bank deposits are $30 million. The total currency in circulation is:.

The total currency in circulation is $13 million.

Explanation:

This can be calculated using the following formula:

Total currency in circulation = Monetary base - Vault cash - Deposits by Depository institutions at the central bank (1)

Where;

Total currency in circulation = ?

Monetary base = $15 million

Vault cash = $1 million

Deposits by depository institutions at the central bank = $1 million

Substituting the values into equation (1), we have:

Total currency in circulation = $15 million - $1 million - $1 million = $13 million

Therefore, the total currency in circulation is $13 million.

the answerr would be 1

answer: marginal utility of the fourth brownie is 0.

explanation: marginal utility is the addtional utility gained from the consumption of one more unit of a good. it is given by,

so, marginal utility at the 4th unit will be given by

since, the values are not given here, you can simply find marginal utility at fourth unit by subtracting total utility at 3rd unit from total utility at 4th unit.