Question

dash+dash+dash=30 use only (1,3,5,7,9,11,13,15​

Answer 1

Answer:

(13 - 1) + 7 + 11

This is one combination which will give the answer as 30.

Hope this helps...

Answer 2

Answer:

As we know that sum of 3 odd number can't be even, but if we can do any mathematical operation within the bracket then only it can be possible. i.e.

(15-5) + (11-1) + (13-3 )= 30

Hope it helps you.