Solve.The weight that a horizontal beam can support varies inversely as the length of the beam. Suppose that a 5-m beam can support 180 kg. How many kilograms can a 5-m beam support?
A. 0.1389 kg
B. 7.2 kg
C. 0.0056 kg
D. 180 kg
Answer: D
Mathematics
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from 
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A. (-?, ?)
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