CREATE TABLE table_name_7 (rating VARCHAR, air_date VARCHAR, weekly_winner VARCHAR)

What is Rating, when Air Date is 'July 24, 2008*', and when Weekly Winner is 'Sales Rep. Oscar Ledezma'?
SELECT rating FROM table_name_7 WHERE air_date = "july 24, 2008*" AND weekly_winner = "sales rep. oscar ledezma"
SELECT "rating" FROM "table_name_7" WHERE "air_date" = "july 24, 2008*" AND "sales rep. oscar ledezma" = "weekly_winner"