What will replace question mark Digit or Alphabet ?

Question

Answer 1

9 + 3 = 12 th alphabet L
7 + 1 + 6 + 6 = 20 th alphabet T
2 + 2 + 6 + 4 + 9 + 1 = 24 th alphabet X
9 + 3 + 5 + 8 = 25 th alphabet Y
8 + 7 = 15 th alphabet M

Hence M will come at the palce of question mark

Answer 2

"o" is the correct answer