Question

Alguém responde a 5 pra mim

Answer 1

$v = \frac{s}{t}$

$1m = 3600s$

$m/s \times 3.6 = km/h$

$\frac{km/h}{3.6} = m/s$


$s = 8 + 6 = 14km = 14000m$

$t = 5 + 2 = 7m = 25200s$

$v = \frac{14000}{25200} = \frac{5}{9} = 0.56m/s = 2km/h$