Wyjaśnienie:
[tex]10 \frac{m}{s} = 10 \times \frac{ \frac{1}{1000}km }{ \frac{1}{3600}h } = 10 \times \frac{3600}{1000} \frac{km}{h} = 36 \frac{km}{h} [/tex]
V=s/t
t=s/V
[tex]t = \frac{120km}{36 \frac{km}{h} } = \frac{10}{3} h = 3 \frac{1}{3} h[/tex]
t=3h i 20 min.
