Number & Letter series Questions for RRB NTPC

In the RRB NTPC exams, the General Intelligence and Reasoning section includes 30 questions in CBT 1 and 35 questions in CBT 2. Among these, Number & Letter series Questions has a significant weightage in the exam, with 3-4 questions asked in every shift. To help you prepare better, we are providing Number & Letter series Questions for RRB NTPC in this article. Solving these questions will improve your problem-solving skills and help you score higher in the exam. Practice now and boost your preparation!

Number & Letter series Questions for RRB NTPC

The Number & Letter Series Questions for RRB NTPC are key to scoring well in the General Intelligence and Reasoning section. These questions test your ability to identify patterns in numbers and letters. In Number Series, candidates identify missing numbers based on operations like addition, subtraction, or multiplication. In Letter Series, you find the missing letter by recognizing patterns in the alphabet. Regular practice of these questions helps improve problem-solving speed and accuracy, which is vital for the exam.

Q1. Which number will replace the question mark (?) in the following series?
2, 5, 11, 23, 44, ?
(a) 77
(b) 51
(c) 63
(d) 66

Q2. Which number will replace the question mark (?) in the following series?
98, 95, 86, 82, 66, ?, 36
(a) 58
(b) 60
(c) 61
(d) 63

Q3. Which number will replace the question mark (?) in the following series?
2, 3, 6, 10, 17, 28, ?
(a) 45
(b) 39
(c) 43
(d) 46

Q4. Select the term that will come in the place of ‘?’
7, 11, 19, 31, ?, 67
(a) 45
(b) 51
(c) 43
(d) 47

Q5. Find the next number in the given series.
3, 13, 31, ?, 91
(a) 48
(b) 13
(c) 69
(d) 57

Q6. Select the term that will come next in the following series.
3, 5, 10, 20, 37, ?
(a) 58
(b) 61
(c) 69
(d) 63

Q7. Which number will replace the question mark (?) in the following series?
5, 12, 26, 54, ?
(a) 112
(b) 92
(c) 110
(d) 98

Q8. Which number will replace the question mark (?) in the following series?
7, 11, 18, 29, ?, 76
(a) 53
(b) 61
(c) 44
(d) 47

Q9. Which number will replace the question mark (?) in the following series?
16, 24, 36, ?, 81
(a) 54
(b) 52
(c) 61
(d) 58

Q10. Find the missing number from the below options.

(a) 96
(b) 76
(c) 58
(d) 29

Q11. Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
FWYH, KSBJ, ? ,UKHN
(a) POLF
(b) OPKJ
(c) POEL
(d) OPLF

Q12. Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
DASY, ECRW, HGOS, ?
(a) NMJM
(b) MMJM
(c) MNNJ
(d) MMJN

Q13. Select the option that will fill in the blank and complete the given series.
GDM, IBR, KZW, MXB, ?
(a) OVG
(b) VGO
(c) VGO
(d) GOV

Q14. Which word will be used in place of a question mark in the following series?
L J M I N H ?
(a) Q
(b) P
(c) O
(d) R

Q15. Select the letter – cluster from among the given options that can replace the question mark (?) in the following series.

RTSP, OXNU, LBIZ, IFDE, ? , CNTO

(a) NUPA
(b) FJYJ
(c) KGAT
(d) UTAQ

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