If all of the six faces of a concrete block are rectangular, what is the volume of the block?

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If all of the six faces of a concrete block are rectangular, what is the volume of the block?

(1) Each of the four lateral faces of the block has an area of 200 square inches.
(2) The top of the block is square and has an area of 400 square inches.

Answer: C

Source: Official Guide
Source: — Data Sufficiency |