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The centi- prefix means one hundredth → 1 cm = 0.01 cm

The deci- prefix means one tenth → 1 dm = 0.1 cm

→ 25 cm : 9 dm

= 25 × 0.01 m : 9 × 0.1 m

= 0.25 m : 0.9 m

= 0.25 : 0.9

= 25 : 90

The radio of 25cm to 9 dm is 25:90

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Why the answer of the ratio of 25 cm to 9 dm is 518?

The ratio of 25 cm to 9 dm is not 518. To find the ratio, first convert both measurements to the same unit. Since 9 dm is equal to 90 cm, the ratio becomes 25 cm to 90 cm. Simplifying this gives a ratio of 25:90, which can be reduced to 5:18, not 518.


What is 25cm to 9dm in ratio?

To convert 25 cm to decimeters, we note that 1 dm equals 10 cm. Thus, 25 cm is equal to 2.5 dm. Now, to express the ratio of 25 cm to 9 dm, we have 2.5 dm to 9 dm, which simplifies to 2.5:9. This can be further simplified by multiplying both sides by 2 to get a ratio of 5:18.


What is the ratio of 7.5dm to 90 centimeters?

1 dm = 10 cm so 7.5 dm/90 cm = 75 cm / 9 cm = 75/9 = 25/3


What is the ratio of 45 cm to 7 dm?

1 dm = 10 cm, so the ratio is 45:70 or 9:14


Is 890 cm greater than or less than 9 dm?

890 cm = 8900 mm 9 dm = 900 mm So, 890 cm is greater than 9 dm.


How many mm in 0.9 dm?

1 dm = 10 cm 0.9 dm = 9 cm = 90 mm


How many dm is 90 cm?

90 cm is 9 decimeters.


0.9 dm how many mm?

0.9 dm is 9 cm is 90 milimeters


What is the ratio of 45dm to 8.5m?

45 dm : 8.5 m = 45 dm : 85 dm = 45 : 85 = 9:17


What is 90 centimeters equal to in decimeters?

By unit of length and distance and conversion ,we can say that 1 dm=10 cm 90 cm=9 dm.


9 dm equals how many cm?

9 decimeters equals 90 centimeters.


What is the ratio of 25 to 9?

The ratio of 25 to 9 can be expressed as 25:9. This means that for every 25 units of one quantity, there are 9 units of another. In decimal form, this ratio is approximately 2.78.