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Utility & Consumer's Equilibrium · Question 13 of 73

In the graph, which unit's marginal utility is exactly zero?

Question 13

MediumOriginal question

In the graph, which unit's marginal utility is exactly zero?

A marginal utility curve for ice cream: MU is 10 utils for the 1st unit and falls by 2 with each unit: 8, 6, 4, 2, then 0 for the 6th unit and −2 for the 7th.
Options for question 13

Show the answer and explanation
CorrectNot quiteAnswer A

Correct answer: A

Explanation

  1. The MU curve meets the zero line at 6 units.

  2. At 5 units MU is still 2; at 7 units it is −2.

Concept
Reading the MU curve
Typical time
70 s
Your time
—
The rule this testsTotal and marginal utility
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Ten questions from Utility & Consumer's Equilibrium, at your own pace.

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