przelicz : 20 hl = l 15 cm = km, m, mm 36 km/h = m/s 10 m/s = km/s 17 dag = kg, gr, t

[latex]20hl=2000l[/latex] [latex]15cm=0,15m=0,00015km=150mm[/latex] [latex]36 frac{km}{h} =10 frac{m}{s} [/latex] [latex]10 frac{m}{s} * frac{ frac{1}{1000} }{1} =0,01 frac{km}{s} [/latex] [latex]17dag=0,17kg=170g=0,00017t[/latex]