Q. The of the word letters “INCOMPREHENSIBILITIES” are arranged alphabetically in reverse order. How many positions of the letter/letters will remain unchanged?
(a) None
(b) One
(c) Two
(d) Three
Correct Answer: (c) Two
Question from UPSC Prelims 2023 CSAT
Explanation :
Unchanged Positions in Reversed Word
The given word is INCOMPREHENSIBILITIES.
On arranging its letters alphabetically in reverse order, we will get: TSSRPONNMLIIIIIHEEECB
Two I, I are at same position.