Respuesta :

Answer:

3).

[tex]time = \frac{distance}{speed} \\ time = \frac{225}{3} \\ time = 75 \: s[/tex]

4).

[tex]speed = \frac{distance}{time} \\ speed = \frac{110}{55} \\ speed = 2 \: {ms}^{ - 1} [/tex]