Question

v1=25 km/h exprima viteza in m/s
dauuu coroana :D

Answer 1

$25 \frac{km}{h}= 25 \frac{1000m}{3600s}= \frac{1000m}{144s}= 6.94 \frac{m}{s}$

Answer 2

I km = 1000 de metri , 1H = 3600 secunde

v = (25x 1000): 3600 = 25000/3600 = 6.94 m/s