public JsonResult GetTeacherCourses(int teacherId, int deptId) { var courses = new BusinessLogics().DepartmentActiveCourses(deptId); var CreditTaken = courses.AsEnumerable().Where(x => x.TeacherId == teacherId).Sum(y => y.CourseCredit); return(Json(new { Courses = courses, CreditTaken = CreditTaken } , JsonRequestBehavior.AllowGet)); }