CREATE TABLE table_47882 ("Poll Source" TEXT, "Dates administered" TEXT, "Democrat: Beverly Perdue" TEXT, "Republican: Pat McCrory" TEXT, "Libertarian: Michael Munger" TEXT, "Lead Margin" FLOAT)

What is the % for Munger when McCrory has 40% and the lead margin is greater than 3?
SELECT "Libertarian: Michael Munger" FROM table_47882 WHERE "Republican: Pat McCrory" = '40%' AND "Lead Margin" > '3'
SELECT "Libertarian: Michael Munger" FROM "table_47882" WHERE "Lead Margin" > '3' AND "Republican: Pat McCrory" = '40%'