Question

Quantity of MoviesTotal Utility MaryTotal Utility John
3100190
4140250
5170300
6190340
7200370
8210390
9210405
10200415
11190420

According to the above table, Maryʹs marginal utility from watching the 6th movie is

A) 190 units of utility.

B) 40 units of utility.

C) 10 units of utility.

D) 20 units of utility.

Answer

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