Respuesta :

First analyze your data.
2.5 meters to 70 centimeters.
And you have to convert 1 meters to n centimeters.
So make a proportion.

2.5/ 70 = 1/n

The 2.5 and the one are both on top because it is the same unit, meters.
Then multiply and divide like so...

70*1=70 now 70/2.5=28

So 28=n.

Based on the ratio and the conversion factor of meters to centimeters, the value of n is 0.28.

First convert one number such that the ratio has the same units.

A meter is 100 cm so 2.5 meters is:

= 2.5 x 100

= 250 cm

The ratio is therefore:

250 cm : 70 cm

Using direct proportion, you can find what n is:

250             :            70

1                  :             n

Cross multiply to get:

250n : 70

n = 70 / 250

n = 0.28

In conclusion, n is 0.28.

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