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Question 61

RRB NTPC 2026• General Intelligence and Reasoning• General Intelligence and Reasoning

Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete?

EAW 91 XTP 98 QMI 105 JFB 112 ?

  1. AOption (a)

    CLV 118

  2. BOption (b)

    CZT 119

  3. COption (c)

    CYU 119

  4. DOption (d)

    CXT 118

View answer & explanation

Correct answer

Answer: (c)C.

CYU 119

Why this answer is correct

The logic followed here is

qImage6a2bd729993217142d016f20

Hence, the correct answer is "Option 3".

The correct answer is option 3

Question 62

RRB NTPC 2026• General Intelligence and Reasoning• General Intelligence and Reasoning

What should come in place of the question mark (?) in the given series?

26 34 45 53 64 72 ?

  1. AOption (a)

    86

  2. BOption (b)

    88

  3. COption (c)

    83

  4. DOption (d)

    81

View answer & explanation

Correct answer

Answer: (c)C.

83

Why this answer is correct

The logic followed here is ,

  • 26 + 8 = 34
  • 34 + 11 = 45
  • 45 + 8 = 53
  • 53 + 11 = 64
  • 64 + 8 = 72
  • 72 + 11 = 83

Hence, the correct answer is option 3.

Question 63

RRB NTPC 2026• General Intelligence and Reasoning• General Intelligence and Reasoning

In a certain code language,

J × Q means ‘J is the sister of Q’,

J ÷ Q means ‘J is the father of Q’,

J + Q means ‘J is the husband of Q’ and

J – Q means ‘J is the mother of Q’.

Based on the above, how is S related to W if ‘S + T – U ÷ V × W × Y’?

  1. AOption (a)

    Mother's father

  2. BOption (b)

    Mother's brother

  3. COption (c)

    Wife's brother

  4. DOption (d)

    Father's father

View answer & explanation

Correct answer

Answer: (d)D.

Father's father

Why this answer is correct

Family Chart:

Blood relation

Symbol×÷+−
MeaningSisterFatherHusbandMother

 

Given: S + T − U ÷ V × W × Y

The family tree diagram is , 

Therefore, S is the father of U, who is the father of W .S is the Father's father of W.

Hence, the correct answer is 'Option 4'.

Question 64

RRB NTPC 2026• General Intelligence and Reasoning• General Intelligence and Reasoning

Read the given statements and conclusions carefully. You have to take the given statements to be true even if they seem to be at variance from commonly known facts. You have to decide which conclusions logically follow/s from the given statements.

Statements: Some cups are jugs. Some jugs are vases.

Conclusion (I) : Some cups are vases

Conclusion (II) : All vases are jugs

  1. AOption (a)

    Neither conclusion (I) nor (II) follows

  2. BOption (b)

    Both conclusions (I) and (II) follow

  3. COption (c)

    Only conclusion (I) follows

  4. DOption (d)

    Only conclusion (II) follows

View answer & explanation

Correct answer

Answer: (a)A.

Neither conclusion (I) nor (II) follows

Why this answer is correct

The least possible Venn diagram for the given statements is:

Conclusion:

(I) Some cups are vases - Does not follow 

(As there is no direct relation between cups and vases, maybe it is possible but not definite. Hence, it does not follow.)

(II) All vases are jugs - Does not follow (Some jugs are vases and some vases are jugs . All vases are jugs is false)

Neither conclusion (I) nor (II) follows.

Hence, the correct answer is "Option 1"

Question 65

RRB NTPC 2026• General Intelligence and Reasoning• General Intelligence and Reasoning

In a certain code language, ‘PRIME’ is coded as ‘37862’ and ‘REMAP’ is coded as ‘87423’. What is the code for ‘A’ in the given code language?

  1. AOption (a)

    3

  2. BOption (b)

    2

  3. COption (c)

    4

  4. DOption (d)

    7

View answer & explanation

Correct answer

Answer: (c)C.

4

Why this answer is correct

The logic followed here,

Logic: The code for each word is determined by comparing the given sentences to find common words and their corresponding codes across different sentences.

Therefore, the code for the letter A is 4.

Hence, the correct answer is option 3

Question 66

RRB NTPC 2026• General Intelligence and Reasoning• General Intelligence and Reasoning

Based on the English alphabetical order, three of the following four letter-clusters are alike in a certain way and thus form a group.

Which is the one that DOES NOT belong to that group?

(Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)

  1. AOption (a)

    MJN

  2. BOption (b)

    GDH

  3. COption (c)

    JGK

  4. DOption (d)

    DAF

View answer & explanation

Correct answer

Answer: (d)D.

DAF

Why this answer is correct

The logic followed here is ,

Logic: The difference between the positional values of consecutive letters in each cluster is −3 and +4

For MJN:

For GDH:

For JGK:

 

For DAF:

 

The, Odd one out is DAF

Hence, the correct answer is option 4

Question 67

RRB NTPC 2026• General Intelligence and Reasoning• General Intelligence and Reasoning

What should come in place of ‘?’ in the given series?

20 ? 38 56 80 110

  1. AOption (a)

    26

  2. BOption (b)

    24

  3. COption (c)

    22

  4. DOption (d)

    32

View answer & explanation

Correct answer

Answer: (a)A.

26

Why this answer is correct

The logic followed here is.

Logic: The series follows a adding successive multiples of 6

  • 20 + 6 = 26
  • 26 + 12 = 38
  • 38 + 18 = 56
  • 56 + 24 = 80
  • 80 + 30 = 110.

 

Hence, the correct answer is "Option 1"

Question 68

RRB NTPC 2026• General Intelligence and Reasoning• General Intelligence and Reasoning

In the following number-pairs, the second number is obtained by applying certain mathematical operations to the first number. Select the set in which the numbers are related in the same way as are the numbers of the following sets.

(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into their 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.)

18, 325

19, 362

  1. AOption (a)

    14, 196

  2. BOption (b)

    21, 440

  3. COption (c)

    22, 485

  4. DOption (d)

    20, 399

View answer & explanation

Correct answer

Answer: (c)C.

22, 485

Why this answer is correct

The logic followed here is:

Logic: Second Number = (First Number)2 + 1

For the first set 18, 325

⇒ (18)2 + 1

⇒ 324 + 1 = 325.

For the second set 19, 362

⇒ (19)2 + 1

⇒ 361 + 1 = 362.

Following same logic, 

Option 3: 22, 485

⇒ (22)2 + 1

⇒ 484 + 1 = 485.

Hence, the correct answer is 'Option 3'.

Question 69

RRB NTPC 2026• General Intelligence and Reasoning• General Intelligence and Reasoning

Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete?

NFG 49, PIK 36, RLO 25, TOS 16, ?

  1. AOption (a)

    USW 9

  2. BOption (b)

    VRV 10

  3. COption (c)

    USV 10

  4. DOption (d)

    VRW 9

View answer & explanation

Correct answer

Answer: (d)D.

VRW 9

Why this answer is correct

The logic followed here is:

qImage6a40f2f6569a3aed3ed59e4f

 

Hence, the correct answer is option 4

Question 70

RRB NTPC 2026• General Intelligence and Reasoning• General Intelligence and Reasoning

Seven boxes A, B, C, D, E, F and G are kept one over the other but not necessarily in the same order. Only two boxes are kept below G. Only one box is kept above B. Only one box is kept between B and A. F is kept immediately above E. D is kept at some place below C. Which box is kept at the top?

  1. AOption (a)

    D

  2. BOption (b)

    B

  3. COption (c)

    C

  4. DOption (d)

    A

View answer & explanation

Correct answer

Answer: (c)C.

C

Why this answer is correct

Given: Seven boxes A, B, C, D, E, F and G are kept one over the other.

  1. Only two boxes are kept below G. 

  2. Only one box is kept above B. 

PositionBox
7_
6B
5_
4_
3G
2_
1_
  1. Only one box is kept between B and A.

  2. F is kept immediately above E. 

  3. D is kept at some place below C. 

Final Arrangement:

PositionBox
7C
6B
5D
4A
3G
2F
1E

Thus, the box kept at the top is C.

Hence, the correct answer is 'Option 3'.