CREATE TABLE table_38016 ("Pos." FLOAT, "Car #" FLOAT, "Driver" TEXT, "Make" TEXT, "Team" TEXT)

What is Mike Skinner's Chevrolet's Car #?
SELECT COUNT("Car #") FROM table_38016 WHERE "Make" = 'chevrolet' AND "Driver" = 'mike skinner'
SELECT COUNT("Car #") FROM "table_38016" WHERE "Driver" = 'mike skinner' AND "Make" = 'chevrolet'