Question

A radio station broadcasts a signal over an area with a 120-mile diameter. The population density of the area is 100 people per square mile.

How many people are within receiving distance of the broadcast signal?

Use 3.14 for pi.

Select from the drop-down menu to correctly complete the statement.
There are about____ people within broadcast distance of the radio station.

Answer 1

I did the test, and i got the answer of 1, 130, 400.

Hope this helps!!!!! ;)

Answer 2

r = 120 / 2 = 60 miles
Density of the area: 100 people per sq. mile
A = r² π = 60² · 3.14 = 3600 · 3.14 = 11,304 sq. miles
11,304 · 100 = 1,030,400
Answer:
There are about 1,030,400 people within broadcast distance of the radio station.