How much was each acre worth if Mrs. Smith sold two tracts for $2,000 per acre?

The price per acre is straightforward in this scenario. Mrs. Smith sold two tracts at a rate of $2,000 per acre. This figure directly tells us the value of each acre without any adjustments or calculations necessary. Therefore, each acre was worth exactly $2,000. When interpreting the information, it's important to recognize that the question is asking for the value per acre based on the sale terms provided, making $2,000 the clear and correct answer.

Other options may suggest varying amounts, but they do not reflect the price established in the scenario. Understanding that the offered rate of $2,000 per acre is fixed is crucial to correctly identifying the value of the land.