Study the given pattern carefully and select the number that can replace the question mark (?) in it. 12 51 18 8 13 ? 26 12 12 30 50 23

Select the number which can be placed at the sign of question mark (?) from the given alternatives. Box 1: [4, 34] [6, 5] Box 2: [2, 14] [3, 4] Box 3: [5, 23] [6, ?]

Select the number which can be placed at the sign of question mark (?) from the given alternatives. Box 1: [2, 3] [4, 14] Box 2: [5, 6] [7, 47] Box 3: [2, ?] [6, 20]