The bus fare has increased up.

[amiable25]

Hello, teachers. I have a question.

"The bus fare has increased up."

Do you think the sentence above is grammatical? I guess the word "up" has some problem.

Thank you in advance!

 

[jutfrank]

Don't use up. The verb is simply to increase (not to increase up).

 

[teechar]

You can also say,
The bus fare has gone up.