SELECT T1.line_1 ,  avg(T2.monthly_rental) FROM Addresses AS T1 JOIN Student_Addresses AS T2 ON T1.address_id  =  T2.address_id GROUP BY T2.address_id
What are the line 1 and average monthly rentals of all student addresses?
SELECT T1.line_1 , avg ( T2.monthly_rental ) FROM Addresses AS T1 JOIN Student_Addresses AS T2 ON T1.address_id = T2.address_id GROUP BY T2.address_id
select t1 . line_1 , avg ( t2 . monthly_rental ) from addresses as t1 join student_addresses as t2 on t1 . address_id = t2 . address_id group by t2 . address_id
What are the line 1 and average monthly rentals of all student addresses ?