7*20000=140000cm=1400m=1,4km
1cm- 0,2km
7cm-x
x=0,2km*7cm __________
1cmx=1,4km
Odp. Metro pokonuje odległość 1.4km
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7*20000=140000cm=1400m=1,4km
1cm- 0,2km
7cm-x
x=0,2km*7cm
__________
1cm
x=1,4km
Odp. Metro pokonuje odległość 1.4km