RRB JE · Reasoning

Alphabet & Number Series Previous Year Questions (page 2)

98 Alphabet & Number Series (Reasoning) questions asked in RRB JE previous year papers, each with the correct answer and explanation. Read them free on UTpaper, or attempt the full papers as timed online tests.

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Q51RRB JE CBT-1, 16 Dec 2024, Shift 2 (12:45 PM)
Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only. (Left) 6 $ < 8 1 ^ 3 * 2 @ 7 # 4 & 5 % @ 9 (Right) If all the symbols are dropped from the series, which of the following will be fifth from right?
  1. A2
  2. B7
  3. C4
  4. D5
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Correct answer: (A) 2

Q52RRB JE CBT-1, 16 Dec 2024, Shift 2 (12:45 PM)
What should come in place of the question mark (?) in the given series based on the English alphabetical order? VCF PWZ JQT DKN ?
  1. AEHX
  2. BXEH
  3. CXHE
  4. DEXH
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Correct answer: (B) XEH

Q53RRB JE CBT-1, 16 Dec 2024, Shift 2 (12:45 PM)
What should come in place of the question mark (?) in the given series? 180 131 90 57 32 ?
  1. A22
  2. B20
  3. C17
  4. D15
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Correct answer: (D) 15

Q54RRB JE CBT-1, 16 Dec 2024, Shift 2 (12:45 PM)
What should come in place of the question mark (?) in the given series? 18 49 18 45 18 41 18 ?
  1. A31
  2. B34
  3. C37
  4. D29
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Correct answer: (C) 37

Q55RRB JE CBT-1, 16 Dec 2024, Shift 2 (12:45 PM)
Which metal is placed at the top of the reactivity series?
  1. AIron
  2. BCopper
  3. CSilver
  4. DPotassium
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Correct answer: (D) Potassium

Q56RRB JE CBT-1, 16 Dec 2024, Shift 2 (12:45 PM)
Select the option in which the numbers share the same relationship as that shared by the given pair of numbers. (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such as adding/subtracting/multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.) 12, 113 15, 140
  1. A14, 126
  2. B8, 67
  3. C17, 136
  4. D11, 104
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Correct answer: (D) 11, 104

Q57RRB JE CBT-1, 16 Dec 2024, Shift 2 (12:45 PM)
Which of the following is the correct definition of a homologous series?
  1. AA series of compounds with the same molecular mass
  2. BA series of compounds having identical physical properties
  3. CA series of compounds having different functional groups
  4. DA series of compounds having the same functional group and similar chemical properties
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Correct answer: (D) A series of compounds having the same functional group and similar chemical properties

Q58RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
What should come in place of the question mark (?) in the given series based on the English alphabetical order? ONL AZX MLJ YXV ?
  1. AJKH
  2. BJHK
  3. CKJH
  4. DKHJ
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Correct answer: (C) KJH

Q59RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
What should come in place of the question mark (?) in the given series? 1 13 28 46 67 ?
  1. A90
  2. B92
  3. C93
  4. D91
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Correct answer: (D) 91

Q60RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Select the term from among the given options that can replace the question mark (?) in the following series. OJH 20, MHF 25, KFD 35, IDB 55, GBZ 95, ?
  1. AEZX 175
  2. BEXO 175
  3. CYXS 175
  4. DEXS 175
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Correct answer: (A) EZX 175

Q61RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
In a series combination of resistors, how is the voltage distributed across each resistor?
  1. AThe same across all resistors
  2. BUnaffected by resistance values
  3. CInversely proportional to resistance
  4. DDirectly proportional to resistance
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Correct answer: (D) Directly proportional to resistance

Q62RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Refer to the following number and symbol series and answer the question that follows. (Counting to be done from left to right only.) (Left) @ 2 # 2 4 3 = % 8 * 1 8 @ $ 4 ! 6 4 3 * 8 = (Right) How many such numbers are there, each of which is immediately preceded by and also immediately followed by a symbol?
  1. AThree
  2. BOne
  3. CFour
  4. DFive
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Correct answer: (C) Four

Q63RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Refer to the given number, symbol series and answer the question that follows. Counting to be done from left to right only. (Left) $ 7 @ 6 = & 5 Ω 4 > # 8 & % 9 1 * £ 3 (Right) How many such symbols are there each of which is immediately preceded by a number and also immediately followed by another number?
  1. AThree
  2. BFour
  3. COne
  4. DTwo
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Correct answer: (D) Two

Q64RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
What should come in place of the question mark (?) in the given series? 17 22 37 62 97 ?
  1. A137
  2. B140
  3. C142
  4. D148
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Correct answer: (C) 142

Q65RRB JE CBT-1, 25 Feb 2026, Shift 3 (4:30 PM)
What should come in place of '?' in the given series? 7 10 16 25 ?
  1. A34
  2. B43
  3. C40
  4. D37
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Correct answer: (D) 37

Q66RRB JE CBT-1, 25 Feb 2026, Shift 3 (4:30 PM)
Refer to the following letter, number and symbol series and answer the question that follows. (Left) H @ $ V 1 B 2 C N E T U 8 6 % # L C N Q A (Right) If all the letters are dropped from the series, which of the following will be fifth from the left?
  1. A6
  2. B8
  3. C%
  4. D2
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Correct answer: (B) 8

Q67RRB JE CBT-1, 25 Feb 2026, Shift 3 (4:30 PM)
This question is based on the following words/letter clusters. (left) ADS DUG AGS BEG (right) How many letters are there between the second letter of the second word/letter cluster from the right and the second letter of the second word/letter cluster from the left, counted in the English alphabetical order?
  1. A11
  2. B12
  3. C13
  4. D14
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Correct answer: (C) 13

Q68RRB JE CBT-1, 25 Feb 2026, Shift 3 (4:30 PM)
What should come in place of the question mark (?) in the given series? 2 16 44 100 212 ?
  1. A436
  2. B433
  3. C430
  4. D435
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Correct answer: (A) 436

Q69RRB JE CBT-1, 25 Feb 2026, Shift 3 (4:30 PM)
What should come in place of ? in the given series based on the English alphabetical order? JMQ ILP HKO GJN ?
  1. AFJM
  2. BFIN
  3. CFIM
  4. DFJN
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Correct answer: (C) FIM

Q70RRB JE CBT-1, 20 Feb 2026, Shift 3 (4:30 PM)
What should come in place of the '?' in the given series, based on the English alphabetical order? DIB FKD HMF JOH ?
  1. ALQJ
  2. BLRI
  3. CLQI
  4. DLRJ
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Correct answer: (A) LQJ

Q71RRB JE CBT-1, 20 Feb 2026, Shift 3 (4:30 PM)
Refer to the following letter, symbol series and answer the question (Left) H F % G R @ # S $ M * % & N E Q Z U L @ T W (Right) If all the symbols are dropped from the series, which of the following will be fourth from the right?
  1. AQ
  2. BL
  3. CU
  4. DZ
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Correct answer: (C) U

Q72RRB JE CBT-1, 20 Feb 2026, Shift 3 (4:30 PM)
What should come in place of the question mark (?) in the given series? ​6 10 38 106 326 ?
  1. A923
  2. B980
  3. C970
  4. D958
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Correct answer: (C) 970

Q73RRB JE CBT-1, 20 Feb 2026, Shift 3 (4:30 PM)
What should come in place of '?' in the given series? 2 7 22 67 ?
  1. A202
  2. B204
  3. C203
  4. D201
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Correct answer: (A) 202

Q74RRB JE CBT-1, 20 Feb 2026, Shift 2 (12:45 PM)
What should come in place of ‘?’ in the given series? 145 129 113 97 81 ?
  1. A64
  2. B61
  3. C63
  4. D65
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Correct answer: (D) 65

Q75RRB JE CBT-1, 20 Feb 2026, Shift 2 (12:45 PM)
Refer to the following letter, number and symbol series and answer the question that follows. (Left) K 6 & M 4 @ R 7 ! F ^ N $ Q 8 # T @ P 9 * Y 3 & Z 2 $ L ^ W (Right) If all the letters are dropped, which of the following will be fifth from the right?
  1. A&
  2. B3
  3. C9
  4. D*
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Correct answer: (B) 3

Q76RRB JE CBT-1, 20 Feb 2026, Shift 2 (12:45 PM)
What should come in place of the '?' in the given series, based on the English alphabetical order? PJL OIK NHJ MGI ?
  1. ALFH
  2. BLEH
  3. CLFG
  4. DLEG
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Correct answer: (A) LFH

Q77RRB JE CBT-1, 20 Feb 2026, Shift 2 (12:45 PM)
What should come in place of the question mark (?) in the given series? 6 19 45 97 201 ?
  1. A400
  2. B406
  3. C403
  4. D409
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Correct answer: (D) 409

Q78RRB JE CBT-1, 20 Feb 2026, Shift 2 (12:45 PM)
Refer to the following letter, number and symbol series and answer the question that follows. (Left) % P N G @ 8 7 % 6 # $ * L C T 1 @ # 2 Z 8 E 9 (Right) If all the numbers are dropped from the series, which of the following will be fifth from the right?
  1. A@
  2. B#
  3. CZ
  4. DT
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Correct answer: (D) T

Q79RRB JE CBT-1, 20 Feb 2026, Shift 1 (9:00 AM)
A technician needs to connect a new appliance in a domestic circuit to ensure it receives full voltage and can be operated independently. What should the technician do?
  1. AConnect the appliance only to the neutral wire
  2. BConnect the appliance in parallel with existing appliances
  3. CConnect the appliance only to the earth wire
  4. DConnect the appliance in series with existing appliances
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Correct answer: (B) Connect the appliance in parallel with existing appliances

Q80RRB JE CBT-1, 20 Feb 2026, Shift 1 (9:00 AM)
Refer to the following letter, number and symbol series and answer the question that follows. (Left) L 8 * Q 3 $ M ^ Y 7 & T 2 % R $ F 6 # P @ N 9 ! K 4 @ Z ^ W (Right) If all the symbols are dropped, which of the following will be seventh from the right?
  1. AF
  2. BP
  3. CN
  4. D6
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Correct answer: (B) P

Q81RRB JE CBT-1, 20 Feb 2026, Shift 1 (9:00 AM)
What should come in place of ‘?’ in the given series? 116, 121, 131, 146, 166, ?
  1. A189
  2. B195
  3. C191
  4. D193
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Correct answer: (C) 191

Q82RRB JE CBT-1, 20 Feb 2026, Shift 1 (9:00 AM)
Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? HUL 19 , MZQ 36, REV 53, WJA 70 , ?
  1. ABNE 88
  2. BBOF 87
  3. CCMD 80
  4. DBMF 90
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Correct answer: (B) BOF 87

Q83RRB JE CBT-1, 20 Feb 2026, Shift 1 (9:00 AM)
What should come in place of ‘?’ in the given series? 17 30 43 56 69 ?
  1. A81
  2. B80
  3. C83
  4. D82
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Correct answer: (D) 82

Q84RRB JE CBT-1, 19 Feb 2026, Shift 3 (4:30 PM)
Refer to the following letter and symbol series and answer the question that follows. Counting to be done from left to right only. (Left) D K & Ω # E S Y C + * A B @ R T % U $ £ Q G (Right) How many such letters are there each of which is immediately preceded by another letter and also immediately followed by a symbol?
  1. A3
  2. B5
  3. C4
  4. D6
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Correct answer: (C) 4

Q85RRB JE CBT-1, 19 Feb 2026, Shift 3 (4:30 PM)
Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? SWC67, XBH56, CGM45, HLR34, ?
  1. AMQW23
  2. BMOW23
  3. CNQW23
  4. DMQX23
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Correct answer: (A) MQW23

Q86RRB JE CBT-1, 19 Feb 2026, Shift 3 (4:30 PM)
What should come in place of ‘?’ in the given series? 115, 119, 127, 139, 155, ?
  1. A171
  2. B173
  3. C177
  4. D175
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Correct answer: (D) 175

Q87RRB JE CBT-1, 19 Feb 2026, Shift 3 (4:30 PM)
What should come in place of '?' in the given series? 250 200 160 130 ?
  1. A100
  2. B120
  3. C90
  4. D110
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Correct answer: (D) 110

Q88RRB JE CBT-1, 19 Feb 2026, Shift 2 (12:45 PM)
Refer to the following letter and symbol series and answer the question that follows. Counting to be done from left to right only. (Left) M L Z Q @ L X + E S E / J L Q Y Q W + X R (Right) How many such letters are there each of which is immediately preceded by a symbol and also immediately followed by a symbol?
  1. ANone
  2. BOne
  3. CThree
  4. DTwo
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Correct answer: (A) None

Q89RRB JE CBT-1, 19 Feb 2026, Shift 2 (12:45 PM)
What should come in place of '?' in the given series? 3 8 6 11 9 14 ?
  1. A12
  2. B16
  3. C17
  4. D15
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Correct answer: (A) 12

Q90RRB JE CBT-1, 19 Feb 2026, Shift 2 (12:45 PM)
What should come in place of the question mark (?) in the given series? 10 13 19 28 40 ?
  1. A55
  2. B52
  3. C54
  4. D53
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Correct answer: (A) 55

Q91RRB JE CBT-1, 19 Feb 2026, Shift 2 (12:45 PM)
Refer to the following letter, symbol series and answer the question. (Left) Z U % & J L C @ M * N # % Q X Y & $ T E % X (Right) If all the letters are dropped from the series, which of the following will be sixth from the left?
  1. A*
  2. B#
  3. C%
  4. D&
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Correct answer: (C) %

Q92RRB JE CBT-1, 19 Feb 2026, Shift 2 (12:45 PM)
What should come in place of ? in the given series based on the English alphabetical order? TLP SKO RJN QIM ?
  1. APGL
  2. BPGK
  3. CPHL
  4. DPHK
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Correct answer: (C) PHL

Q93RRB JE CBT-1, 19 Feb 2026, Shift 1 (9:00 AM)
What should come in place of the question mark (?) in the given series? 7 10 16 25 37 ?
  1. A52
  2. B51
  3. C53
  4. D50
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Correct answer: (A) 52

Q94RRB JE CBT-1, 19 Feb 2026, Shift 1 (9:00 AM)
Refer to the following letter, symbol series and answer the question. (Left) V E @ M O S % & V I % X $ T P N $ V # C & B J (Right) If all the letters are dropped from the series, which of the following will be fifth from the left?
  1. A@
  2. B#
  3. C$
  4. D%
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Correct answer: (C) $

Q95RRB JE CBT-1, 19 Feb 2026, Shift 1 (9:00 AM)
What should come in place of ‘?’ in the given series? 23 34 45 56 67 ?
  1. A76
  2. B75
  3. C77
  4. D78
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Correct answer: (D) 78

Q96RRB JE CBT-1, 19 Feb 2026, Shift 1 (9:00 AM)
What should come in place of the '?' in the given series, based on the English alphabetical order? RLO QKN PJM OIL ?
  1. ANHK
  2. BNGK
  3. CNGL
  4. DNHL
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Correct answer: (A) NHK

Q97RRB JE CBT-1, 19 Feb 2026, Shift 1 (9:00 AM)
Refer to the following letter and symbol series and answer the question that follows. Counting to be done from left to right only. (Left) U P X @ F H R A A # / E M # U L J \ L \ \ (Right) How many such symbols are there each of which is immediately preceded by a symbol and also immediately followed by a letter?
  1. ANone
  2. BThree
  3. CTwo
  4. DOne
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Correct answer: (D) One

Q98RRB JE CBT-1, 19 Feb 2026, Shift 1 (9:00 AM)
Refer to the following letter and symbol series and answer the question that follows. Counting to be done from left to right only. (Left) K & Z # % X N E A A Y C + H \ Y = C $ M H (Right) How many such letters are there each of which is immediately preceded by a symbol and also immediately followed by a letter?
  1. AThree
  2. BTwo
  3. CZero
  4. DOne
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Correct answer: (B) Two

How to use these RRB JE Reasoning questions

Every question here was asked in a real RRB JE paper; the paper and shift are shown on the card, and the number opens the question on its own page. Try each one before tapping Show answer, then attempt the full RRB JE papers as timed tests to check your speed under exam conditions.

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