kindly help me with this scenario

"Users of financial statements use several ratios to evaluate a company's performance. but not all ratios are important or applicable to all organizations. A service organization such as UBER LLC. has different business models than manufacturing organizations.

Using this company as a company that provides and renders service..."

please help to explain

1.) which financial ratios would be applicable to the company and

2.) which would not.

3.) teach me how to state the reasons for these assertions.

4.) please how can i use this to reflect on my day to day activities

5.)teach me how this scenario can be applicable in such a way that it would be of benefit to me.