There are three students with the jobs of HR, CA and PA. The average salary of the students who got the job of HR and CA category is 26 lakhs per annum. The average salary of students who got the job of CA and PA category is 44 lakhs per annum and the average salary of those students who got the job of HR and PA category is 34 lakhs per annum. What is the average salary of all three students? (in lakhs per annum)