At a price $4 for Good X, a firm is willing to supply 1,400 units of X. For a price of $5 for Good X, the firm is willing to supply 1,500 units X. The change in revenue for the firm when the price of the good rises from $4 to $5 is a:
A) $100 increase in total revenue.
B) $1,500 increase in total revenue.
C) $7,500 increase in total revenue.
D) There is not enough information to answer the question.

Question

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The Answer of At a price $4 for Good X, a firm is willing to supply 1,400 units of X. For a price of $5 for Good X, the firm is willing to supply 1,500 units X. The change in revenue for the firm when the price of the good rises from $4 to $5 is a:
A) $100 increase in total revenue.
B) $1,500 increase in total revenue.
C) $7,500 increase in total revenue.
D) There is not enough information to answer the question.

At a Price $4 for Good X, a Firm Is