An airplane flying at an altitude of 4 miles passes directly over a radar antenna.When the airplane is 25 miles away ,the radar detects that the distance s is changing at a rate of 220 miles per hour.What is the speed of the airplane? Round your answer to the nearest integer.
A) 223 mi/hr
B) 206 mi/hr
C) 446 mi/hr
D) 111 mi/hr
E) 103 mi/hr

Question

​An airplane flying at an altitude of 4 miles passes directly over a radar antenna.When the airplane is 25 miles away  ,the radar detects that the distance s is changing at a rate of 220 miles per hour.What is the speed of the airplane? Round your answer to the nearest integer. ​
A) ​223 mi/hr 
B) ​​206 mi/hr 
C) ​446​ mi/hr 
D) ​​111 mi/hr 
E) ​​103 mi/hr

Quizplus · Accepted Answer

The Answer of ​An airplane flying at an altitude of 4 miles passes directly over a radar antenna.When the airplane is 25 miles away  ,the radar detects that the distance s is changing at a rate of 220 miles per hour.What is the speed of the airplane? Round your answer to the nearest integer. ​
A) ​223 mi/hr 
B) ​​206 mi/hr 
C) ​446​ mi/hr 
D) ​​111 mi/hr 
E) ​​103 mi/hr

​An Airplane Flying at an Altitude of 4 Miles Passes

An Airplane Flying at an Altitude of 4 Miles Passes