Odpowiedzi

2009-09-06T14:54:59+02:00
45min = 3/4 godz.
25min = 5/12 godz.
1sek = 1/3600 godz
15sek = 1/240 godz.
200m = 1/5 km
8m = 1/125km
125cm = 1/800km
1500cm = 3/20 km
  • Użytkownik Zadane
2009-09-06T14:58:05+02:00
A
25/60=5/12
1/3600
15/3600=1/240

b
200/1000=1/5
8/1000=1/125
125/100000=1/800
1500/100000=3/200
2009-09-06T15:07:17+02:00
A)25min/60min=5/12h
1s/60min=1s/3600s=1/3600h
15s/60min=15s/3600s=1/240h

b)200m/1km=200m/1000m=2/10km=1/5km
8m/1km=8m/1000m=2/250km=1/125km
125cm/1km=1,25m/1000m=125/1000