Ten cases of spring water are sold for $6 each, and the marginal product of the last unit of labor is 5. If the price of a case increases from $6 to $8, then the marginal revenue product of the last unit of labor would
A) decrease by $10.
B) increase by $40.
C) decrease by $30.
D) increase by $10.
E) not change.

Question

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The Answer of Ten cases of spring water are sold for $6 each, and the marginal product of the last unit of labor is 5. If the price of a case increases from $6 to $8, then the marginal revenue product of the last unit of labor would
A) decrease by $10.
B) increase by $40.
C) decrease by $30.
D) increase by $10.
E) not change.

Ten Cases of Spring Water Are Sold for $6 Each