Respuesta :

ANSWER

[tex]3\colon4[/tex]

EXPLANATION

The school has 3 yellow buses and 4 green buses.

To find the ratio of yellow buses to green buses, we have to write it in the form:

[tex]a\colon b[/tex]

where a = number of yellow buses

b = number of green buses.

That is:

[tex]3\colon4[/tex]

That is the answer.

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