CREATE TABLE #MySum(Course VARCHAR(10),Batch VARCHAR(50),FeedbackID INT,MQ1 INT,MQ2 INT,MQ3 INT,MQ4 INT,EnteredDate Date)
INSERT INTO #MySum VALUES ('A','B101',1,4,5,3,2,GETDATE()),
('B','B102',2,6,4,9,1,GETDATE())
SELECT * ,(MQ1 +MQ2 +MQ3 +MQ4) /4.0 'SUM' FROM #MySum