When total utility is at maximum; then marginal utility is? by Sunday | May 4 | Economics NECO | 0 comments A. decreasing B. increasing C. maximum D. negative E. zero Correct Answer: Option E – zero Users Also Read These:If the marginal utility of a commodity is equal to…When the total product starts falling; then the…When the total products are at its maximum marginal…When the marginal utility of a commodity is zero the…The diagram shows the total utility curve. At the…