Mylies total utility from singing the same song over and ove

Mylie\'s total utility from singing the same song over and over is as shown in the table below.   

a. Write down her marginal utility for each repetition.

b. Once Mylie’s total utility begins to decrease, does each additional singing of the song hurt more than the previous one or less than the previous one?

(Less than the previous one/More than the previous one)

	Repetitions Total Utility Marginal Utility 1 70 2 110 3 90 4 40 5 -30 6 -180

Solution

Req a: Repetitions TU MU 1 70 70 2 110 40 3 90 -20 4 40 -50 5 -30 -70 6 -180 -150 Req b: More than Previous One.