PI - Cognitive Assessment Number Series Problems Questions and Answers

Question 1

Which number logically follows in this sequence? 4, 6, 10, 18, 34, ?

Accepted Answer

66

Answer

50

Answer

68

Answer

52

Question 2

A data analyst is tracking the daily number of system errors. The sequence for the past week was 88, 86, 91, 89, 94, 92, ?. If the pattern continues, what is the expected number of errors for the next day?

Accepted Answer

97

Answer

95

Answer

99

Answer

90

Question 3

Identify the missing number in the following series: 3, 9, 27, ?, 243, 729

Accepted Answer

81

Answer

108

Answer

54

Answer

162

Question 4

Which of the following number series follows the rule 'n, n*2-2'?

Accepted Answer

6, 10, 18, 34

Answer

5, 8, 14, 28

Answer

4, 6, 12, 22

Answer

7, 12, 24, 46

Question 5

What is the next number in the sequence: 1, 1, 2, 3, 5, 8, 13, ?

Accepted Answer

21

Answer

20

Answer

18

Answer

19

Question 6

A production line's output is recorded hourly. The numbers are 5, 12, 26, 54, 110. An anomaly is suspected. If the pattern is multiplying by 2 and then adding a consecutively increasing number (starting with 2), which number should have been recorded last?

Accepted Answer

226

Answer

110

Answer

222

Answer

112