What is the ratio of the letter n to the letter o in the word centurion

Given word is "centurion".

Now we have to find the ratio of the letter n to the letter o in the given word.

To do that first we need to cound how many times letters "n" and "o" repeat.

Number of times letter "n" appears in the given word = 2

Number of times letter "o" appears in the given word = 1

Then ratio of the letter n to the letter o in the word centurion will be 2:1.

Hence final answer is 2:1.