Solve the variation problem.
-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 13 miles? Round to the nearest unit.
A)172 units
B)153 units
C)215 units
D)189 units

Question

Quizplus · Accepted Answer

The Answer of Solve the variation problem.
-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 13 miles? Round to the nearest unit.
A)172 units
B)153 units
C)215 units
D)189 units

Solve the Variation Problem