[tex] v_{1} =124 \frac{km}{h}=14* \frac{1000m}{3600s}=34,44 \frac{m}{s} \\ v_{2}=36 \frac{m}{s}=36* \frac{ \frac{1}{1000}km }{ \frac{1}{3600}h } =129.6 \frac{km}{h} \\ Ro_{1}=8,9 \frac{g}{ cm^{3} }=8,9* \frac{ \frac{1}{1000}kg }{ \frac{1}{1000000} m^{3} } =8900 \frac{kg}{ m^{3} } \\ Ro_{2}=3200 \frac{kg}{ m^{3} }=3200* \frac{1000g}{1000000 cm^{3} } =3,2 \frac{g}{ cm^{3} } \\ A_{1}=12723ha=1,2723 m^{2} =0,012723 dam^{2} \\ A_{2} =52211 m^{2}=5221100 dm^{2} \\ 1l=1 dm^{3} [/tex]
[tex] V_{1}=57 cm^{3}=0,057 dm^{3}=0,057l \\ V_{2} =1773cl=17,73l=17,73 dm^{3} [/tex]
