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_47882 ( "Poll Source" text, "Dates administered" text, "Democrat: Beverly Perdue" text, "Republican: Pat McCrory" text, "Libertarian: Michael Munger" text, "Lead Margin" real )

### Question ###
What is the % for Munger when McCrory has 40% and the lead margin is greater than 3?

### Accurate SQL ###

SELECT "Libertarian: Michael Munger" FROM table_47882 WHERE "Republican: Pat McCrory" = '40%' AND "Lead Margin" > '3'