Respuesta :

We use the simply the formula,

[tex]v = \frac{d}{t}[/tex]

Here, v is velocity, d is distance traveled by the object and t is time taken to travel.

Given,  d = 90 m  and t = 3 s.

Therefore,

[tex]v = \frac{90 \ m}{ 3\ s } = 30 \ m/s[/tex].

Velocity = 30 m/s north