What is the ratio of vowels to consonants in San Francisco?

Here's how to figure out the vowel to consonant ratio in "San Francisco":

* Vowels: A, I, O

* Consonants: S, N, F, R, N, C, S, C, O

Counting:

* Vowels: 3

* Consonants: 9

Ratio:

The ratio of vowels to consonants is 3:9, which can be simplified to 1:3.