Odpowiedzi

2010-03-28T16:48:11+02:00
1 : 5 000
czyli
1cm = 5m
3cm = 15m.
2010-03-28T16:49:04+02:00
1cm - 5000cm
3cm - x

x=(3*5000)/1
x=15 000(cm)

x=0.15km
2010-03-28T16:49:29+02:00
1 cm - 5000 cm
3 cm - x

5000 cm * 3 cm = 15000 cm
15000 cm = 15 km