Pina Corporation issued 329 shares of $10 par value common stock and 105 shares of $50 par value preferred stock for a lump sum of $15,372. The common stock has a market price of $20 per share, and the preferred stock has a market price of $100 per share. Prepare the journal entry to record the issuance.

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.