When total utility is constant, it means the marginal utility is? by Sunday | Nov 10 | Economics WAEC | 0 comments A. increasing B. zero C. decreasing D. one Correct Answer: Option B B. zero Users Also Read These:When total utility is at maximum; then marginal utility is?If a producer sells 1kg of rice for N20 and his…The concept of marginal utility indicates the…The diagram shows the total utility curve. At the…At the highest level of total utility, marginal utility is?