Răspunsuri

2014-02-04T15:51:57+02:00
A)  \frac{108*100}{3600} = 3 m/s
b)  \frac{54*10}{60} = 9 m/s
c )72000:10*1000 = 720000 0m/s
d) \frac{36000:1000}{60} = 0.6 m/s
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