Odpowiedzi

2010-02-14T16:54:00+01:00
V=12km/10min = 72km/h

72km/h * 1,5h = 108km
2010-02-14T16:55:20+01:00
T=10min=⅙h
v=s/t
v=12km:⅙h
v=72km/h
s=vt
s=72km/h×1,5h
s=108km
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