Answer: 
Step-by-step explanation:
Given
The plane is cruising at an altitude of 
The angle of depression is 
Suppose the distance of the plane to the runway is x
from figure

1 lap to ten minutes or 1:10 due to the fact that it takes ten minutes to run one lap. hope this helps, have a nice day :)
(the opposite of the multiplication of 6 is to divide each side by 6)
6y = 192
6y ÷ 6 = 192 ÷ 6
y = 192 ÷ 6
y = 32
The answer is D. 32