Solve. -The Intensity of a Radio Signal from a Radio Station

Multiple Choice

Solve.
-The intensity of a radio signal from a radio station varies inversely as the square of the distance from the station. If the intensity is 8000 units at a distance of 2 miles, what will it be at a distance of
5 miles?

A) 1306 units
B) 1244 units
C) 1280 units
D) 1263 units