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_20570 ( "Year ended" text, "Revenue (S$m)" text, "Expenditure (S$m)" text, "Operating profit (S$m)" text, "Profit before taxation (S$m)" text, "Profit attributable to equity holders (S$m)" text, "EPS after tax \u2013 diluted (cents)" text )

### Question ###
What was the opearint profit (s$m) associated with an expenditure (s$m) of 12,127.8?

### Accurate SQL ###

SELECT "Operating profit (S$m)" FROM table_20570 WHERE "Expenditure (S$m)" = '12,127.8'