It is 1 : 50.
fraction: 2cm/1cm = 2/1
fraction = 30/160cm/2cm = 60/2 or 30/1
2cm x 1m/100cm = 0.02m
1m as a fraction of 1 kilometer = 1/1000
If you mean as a ratio then it is 2 to 100 or 1 to 50 in its simplest form
1m = 100 cmAnswer:77/100 of 1m
7/20
1m = 100cm 25cm x (1m/100cm) = 0.25m
1/100
1/1000
7/20