Series

Question 1

Find wrong number in series:
12, 25, 49, 99, 187, 395, 789

• 789

• 187

• 99

• 49

Question 2

Find wrong number in series:
34, 7, 37, 14, 36, 28, 43, 56

• 14
• 36
• 28
• 56

Question 3

Find wrong number in series:
1, 4, 9, 16, 25, 32, 49, 64

• 9
• 25
• 32
• 64

Question 4

Find wrong number in series:
2, 7, 10, 22, 18, 37, 26, 46

• 10
• 18
• 26
• 46

Question 5

Find wrong number in series:
4, 12, 48, 240, 1240, 10080

• 12
• 240
• 1240
• 10080

Question 6

Find wrong number in series:
2, 3, 6, 0, 8, -3, 14, -6

• 3
• 0
• 8
• 3

Question 7

Find wrong number in series:
1, 8, 27, 64, 81, 216, 343

• 1
• 27
• 81
• 343

Question 8

Find wrong number in series:
4, 5, 7, 12, 19, 35

• 12

• 19

• 35

• 7

Question 9

Find wrong number in series:
23, 29, 31, 33, 41, 43, 47

• 29
• 33
• 41
• 47

Question 10

Find wrong number in series:
8, 24, 12, 36, 18, 54, 28

• 12

• 24

• 18

• 28