Today's phrase is "on a scale from 1 to 10".
You can say this to you use numbers to rate something.
A. On a scale of 1 to 10 , how would you rate our service?
B. "10". Your service is excellent!
A. How do you like this university?
B. On a scale of 1 to 10 , I give it a 5. It's okay. Not great, but not bad.