Question

( )+( )+( ) is equal to 30 (1,3,5,7,9,11,13,15)

Answer 1

there's no particular answer for this as three odd numbers never make an even number
this can be solved only by a logic like
(11)+(15)+({1+3})

Answer 2

(11)+(15)+(1+3) =30
its the answer o ur question