Question

Pick the oddone out
857:21
259:16
718:16
679:22
397:19​

Answer 1

Answer : 857:21

Explanation:

$\red{8 + 5 + 7 \not = 21} \\ 2 + 5 + 9 = 16 \\ 7 + 1 + 8 = 16 \\ 6 + 7 + 9 = 22 \\ 3 + 9 + 7 = 19$

Hope my answer will help you.