Odpowiedzi

2009-10-25T22:51:52+01:00
A) 36m:60s = 0,6m/s
b) 12m:60s = 0,2m/s
c) 72000m:3600s = 20m/s
2009-10-25T22:56:11+01:00
No to tak:

a)36m/60s ---- 0,6m/s
b)12m/60s ---- 0,2m/s
c)72000m/3600s ---- 20m/s