Solve the problem.The intensity of a radio signal from the radio station varies inversely as the square of the distance from the station. Suppose the the intensity is 8000 units at a distance of 2 miles. What will the intensity be at a distance of 13 miles? Round your answer to the nearest unit.

A. 189 units
B. 215 units
C. 153 units
D. 172 units


Answer: A

Mathematics

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