You are a salesperson in a retail store of your choice. Briefly describe the store’s merchandise and its typical
customer. Next, name and briefly describe the three approach methods described in the chapter. Then give an
example of each approach method, explaining how you would use the method in the store.

answer; purpose nondisclosure;

answermarketing metrics;

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.