Answer:
[tex]\huge\boxed{\sf t = 2.34\ seconds}[/tex]
Step-by-step explanation:
Given Data:
Speed = v = 855 m/s
Distance = S = 2 km = 2000 m
Required:
Time = t = ?
Formula:
v = S/t
Solution:
Rearrange the formula
t = S/v
t = 2000/855
t = 2.34 seconds
[tex]\rule[225]{225}{2}[/tex]
Hope this helped!