a)14 km w 2h b)500m w 4 min. c) 300m w 12s
...km w 1h .....m w 1min. ...... m w 1s
prędkość= ..... km/h prędko.=.......m/min prędko.=.......m/s
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a.
14:2=7
7 km /h
b.
500:4 = 125 m/min
c.
300/12= 25 m/s