if total utility is at a maximum, marginal utility is
View Full Document. ï· If total utility is at a maximum, then marginal utility is rising. Incorrect ï· If total utility is at a maximum, then marginal utility is at its average value. Incorrect ï· If total utility is at a maximum, then marginal utility is at a maximum. Incorrect ï· If total utility is at a maximum, then marginal utility is zero. (True Answer )Correct 531 The amount by which total utility rises when an additional slice of pie is consumed is called: ï· average utility. Incorrect ï· the law of diminishing returns.