Question

1,3,5,7,9,11,13,15 any 3 dight sum and answer is 30.

Answer 1

theres no particular answer for this as 3 odd no. cannot make even
the only way to solve this is by logic ex.
(1+3)+11+15=30

Answer 2

(15-5)+9+11=30
this question is only solved by some logic