In which scenario do most homeowners use the equity in their home? To pay off student loans
When they have children
When they sell it to buy a new one
When they’re threatened with foreclosure

this business is a price setter.

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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.