Write SQL query to solve given problem: How many reviews of businesses that are still open received an uber rating on the funny vote?. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT COUNT(T1.business_id) FROM Business AS T1 INNER JOIN Reviews AS T2 ON T1.business_id = T2.business_id WHERE T2.review_votes_funny = 'Uber' AND T1.active = 'true'