The ratio of 85 to 255 is 1:3.
The question asks for the ratio between two numbers, 85 and 255. A ratio simplifies the comparison of two numbers by dividing both by their greatest common factor. In this case, the greatest common factor of 85 and 255 is 85.
The provided reference states that:
85∶255=(85÷85)(255÷85)=1∶3
This means:
- Divide both 85 and 255 by 85.
- 85 divided by 85 is 1.
- 255 divided by 85 is 3.
Therefore, the simplified ratio of 85 to 255 is 1:3. This tells us that for every one unit of 85, there are three units of 255.