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If the volume of a 1/2 scale model of a rectangular water tower tank is 100 gallons, then how many gallons is the volume of the tank?
A. > 50
B. > 200
C. > 400
D. > 800
E. > 1600
Answer: D
Source: Economist
A. > 50
B. > 200
C. > 400
D. > 800
E. > 1600
Answer: D
Source: Economist
















