A person runs from the front to the back of an aircraft carrier at a velocity of 4.2 m/s. If the air craft carrier is moving forward at 20 m/s, how fast does the spy appear to be running when viewed by an observer on a nearby stationary observer?

Question

(Choose the nearest answer)


15.8 m/s


80 m/s


2 m/s

Answer 1

20 - 4 = 16
enough, you do some

Answer 2

15.8