Table schema:
CREATE TABLE table_15852257_1 (poles VARCHAR, series VARCHAR, final_placing VARCHAR)

Question: What is the total number of poles values in the Formula Renault 2.0 Eurocup with a 10th final placing?
SQL: SELECT COUNT(poles) FROM table_15852257_1 WHERE series = "Formula Renault 2.0 Eurocup" AND final_placing = "10th"