Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_18914438_1 (best VARCHAR, maidens VARCHAR, overs VARCHAR)

### Question ###
What is the Best score if the Maidens is 547 and Overs is 2755.1?

### Accurate SQL ###

SELECT best FROM table_18914438_1 WHERE maidens = 547 AND overs = "2755.1"