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_name_51 ( meg_whitman__r_ VARCHAR, date_s__administered VARCHAR )

### Question ###
What percent of the vote went to Meg Whitman in the poll taken on October 21, 2010.

### Accurate SQL ###

SELECT meg_whitman__r_ FROM table_name_51 WHERE date_s__administered = "october 21, 2010"