[latex]54 frac{km}{h } = 54 * frac{1000 m}{3600 s } = 15 frac{m}{s} [/latex] [latex]108 frac{km}{h} = 108* frac{1000 m}{3600 s } = 30 frac{m}{s} [/latex] [latex]1,5 frac{km}{h} = 1,5 * frac{1000 m}{3600 s } = 0,42 frac{m}{s} [/latex] [latex]10 frac{km}{h } = 10* frac{1000 m}{3600 s} = 2,8 frac{m}{s} [/latex] [latex]36 frac{km}{h } = 36 * frac{1000 m}{3600 s } = 10 frac{m}{s} [/latex] [latex]30 frac{m}{s} = 30* frac{ frac{1}{1000} m}{ frac{1 }{3600} s } = 108 frac{km}{h} [/latex] [latex]0,2 frac{m}{s} = 0,2 * frac{ frac{1}{1000} m}{ frac{1}{3600 }h } = 0,72 frac{km}{h} [/latex] [latex]25 frac{m}{s} = 25 * frac{ frac{1}{1000}m }{ frac{1}{3600 }h } = 90 frac{km}{h} [/latex] II sposób: [latex]1 frac{m}{s} = 1 * frac{ frac{1}{1000 }m }{ frac{1}{3600 }h } =3,6 frac{km}{h} [/latex] wiedząc, że 1 m/s = 3,6 km/h to np: 30 m/s = 30 * 3,6 = 108 km/h lub : 54 km/h = 54 / 3,6 = 15 m/s
