Since 1.5 cm = 10 mm, the ratio would be 1:15 ■
The ratio is 15:1Here's why:1 cm = 10 mm, so 120 cm = 1200 mm1200/80 = 15/1
25 mm or 2.5 cm is about 1 inch
20 mm 1 cm = 10 mm 1 mm = 0.1 cm
250 mm 1 cm = 10 mm 1 mm = 0.1 cm
1 cm = 10 mm so 25 cm = 250 mm
1 meter is equal to 1000 mm. 25 cm is equal to 250 mm. So 1m 25 cm is equal to 1250mm.
2.5 millimeters0.0984251969 inches == Direct Conversion Formula2.5 mm*1 in25.4 mm=0.09842519685 in
1 cm contains 10mm, that is 40 lots of 0.25 mm.
1 cm = 10 mm
1 cm = 10 mm So, 25 cm = 250 mm
1 cm = 10 mm so 2.5 cm = 2.5*10 = 25 mm. Simple!