arrow
arrow
arrow
Select the number from among the given options that can replace the question mark (?) in the following series. 22, 23, 26, 27, 30, 31, ?
Question

Select the number from among the given options that can replace the question mark (?) in the following series.
22, 23, 26, 27, 30, 31, ?

A.

33

B.

34

C.

35

D.

31

Correct option is B


Concept Used:
· The pattern alternates between adding 1 and adding 3 to the previous number.
Solution:
· Starting from 22: 22 + 1 = 23, 23 + 3 = 26, 26 + 1 = 27, 27 + 3 = 30, 30 + 1 = 31, 31 + 3 = 34.
Thus, the missing number is 34.
Final Answer: (b) 34

Free Tests

Free
Must Attempt

CBT-1 Full Mock Test 1

languageIcon English
  • pdpQsnIcon100 Questions
  • pdpsheetsIcon100 Marks
  • timerIcon90 Mins
languageIcon English
Free
Must Attempt

RRB NTPC Graduate Level PYP (Held on 5 Jun 2025 S1)

languageIcon English
  • pdpQsnIcon100 Questions
  • pdpsheetsIcon100 Marks
  • timerIcon90 Mins
languageIcon English
Free
Must Attempt

CBT-1 General Awareness Section Test 1

languageIcon English
  • pdpQsnIcon40 Questions
  • pdpsheetsIcon30 Marks
  • timerIcon25 Mins
languageIcon English
test-prime-package

Access ‘RRB NTPC’ Mock Tests with

  • 60000+ Mocks and Previous Year Papers
  • Unlimited Re-Attempts
  • Personalised Report Card
  • 500% Refund on Final Selection
  • Largest Community
students-icon
354k+ students have already unlocked exclusive benefits with Test Prime!
Our Plans
Monthsup-arrow