Telangana PSC Group 4 Secretarial Ability 2018 Paper 2

Question : 75 of 150

Marks: +1, -0

The average of 9 numbers is 23. Average of first two numbers is 25 and the average of next three numbers is 17. If the average of 6th, 7th and 8th numbers is 2 more than the 9th number, what is 9th number?