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Question 81

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

IP 18 is related to KL 4 in a certain way. In the same way, KL 16 is related to MH 2.

To which of the following is AT 9 related, following the same logic?

  1. AOption (a)

    JO -6

  2. BOption (b)

    CP -5

  3. COption (c)

    TR -1

  4. DOption (d)

    BK -9

View answer & explanation

Correct answer

Answer: (b)B.

CP -5

Why this answer is correct

The logic follows here, 

Hence, the correct answer is 'Option 2'.

Question 82

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

Each vowel in the word CURRENT is changed to the letter immediately following it in the English alphabetical order and each consonant is changed to the letter immediately preceding it in the English alphabetical order.

Which of the following letters will be fourth from the left in the new group of letters thus formed?

  1. AOption (a)

    R

  2. BOption (b)

    S

  3. COption (c)

    Q

  4. DOption (d)

    P

View answer & explanation

Correct answer

Answer: (c)C.

Q

Why this answer is correct

Given Word:  CURRENT

Original LetterCURRENT
New LetterBVQQFMS

 

Left  B V Q Q F M S Right 

Fourth from the left in the new group: Q

Hence, the correct answer is "Option 3."

Question 83

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

In a certain code language,

A + B means ‘A is the son of B’,

A – B means ‘A is the brother of B’,

A x B means ‘A is the wife of B’ and

A ÷ B means ‘A is the father of B’.

Based on the above, how is S related to K if ‘S + D ÷ F – H x K’?

  1. AOption (a)

    Wife's father

  2. BOption (b)

    Father

  3. COption (c)

    Brother

  4. DOption (d)

    Wife's brother

View answer & explanation

Correct answer

Answer: (d)D.

Wife's brother

Why this answer is correct

Family Chart,

Let us first decode the given symbols and then draw a family tree.

Symbol+−×÷
MeaningSonBrotherWifeFather

 

Given: S + D ÷ F − H × K 

D is the father of S, F, and H. Since H is the wife of K, and S is H's brother, S is the Wife's brother of K.

Hence, the correct answer is "Option 4".

Question 84

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

Seven boxes B, C, D, E, Q, R and S are kept one over the other but not necessarily in the same order. Only five boxes are kept above D. Only three boxes are kept between D and C. Only four boxes are kept between C and S. Only E is kept between C and B. R is kept at one of the positions above C.

How many boxes are kept between Q and S?

  1. AOption (a)

    One

  2. BOption (b)

    Three

  3. COption (c)

    Four

  4. DOption (d)

    Two

View answer & explanation

Correct answer

Answer: (a)A.

One

Why this answer is correct

**Given:**Seven boxes B, C, D, E, Q, R, and S, are kept one over the other but not necessarily in the same order.

  1. Only five boxes are kept above D.
  2. Only three boxes are kept between D and C.
  3. Only four boxes are kept between C and S.
  4. | Position | Box | | --- | --- | | 7 | | | 6 | C | | 5 | | | 4 | | | 3 | | | 2 | D | | 1 | S |
  5. Only E is kept between C and B.
  6. R is kept at one of the positions above C.
  7. Box Q is the only one remaining, so it is kept at the 3rd position.

The Final Arrangement:

7R
6C
5E
4B
3Q
2D
1S

Thus, the number of boxes between Q and S is one.

Hence, the correct answer is 'Option 1'.

Question 85

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

In the following triad, each group of letters is related to the subsequent one following a certain logic.

Select, from the given options, the one which follows the same logic.

ROSE - RSEO - OSRE

JUGS - JGSU - UGJS

  1. AOption (a)

    COLD - OCLD - OLDC

  2. BOption (b)

    LADY - LDYA - ALYD

  3. COption (c)

    PING - PNGI - INPG

  4. DOption (d)

    BOND - BNOD - DNOB

View answer & explanation

Correct answer

Answer: (c)C.

PING - PNGI - INPG

Why this answer is correct

The logic followed here,

ROSE - RSEO - OSRE,

JUGS - JGSU - UGJS,

Applying the same logic as PING.

PING - PNGI - INPG.

Hence, the correct answer is 'Option 3'.

Question 86

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

Each of the digits in the number 3516472 is arranged in the ascending order from left to right.

The position(s) of how many digits will remain unchanged as compared to that in the original number?

  1. AOption (a)

    Three

  2. BOption (b)

    Two

  3. COption (c)

    Zero

  4. DOption (d)

    One

View answer & explanation

Correct answer

Answer: (c)C.

Zero

Why this answer is correct

Given original number: 3 5 1 6 4 7 2

Given Original Number3    5    1    6    4    7    2
Ascending Order (Left to Right)1    2    3    4    5    6    7

Left 1    2    3    4    5    6    7 Right

So, the number of digits whose position remains unchanged is: 0 (Zero).

Hence, the correct answer is 'Option 3'.

Question 87

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

What should come in place of the question mark (?) in the given series to make it logically complete?

MU1, NQ4, PN16, SL64, ?

  1. AOption (a)

    SK256

  2. BOption (b)

    WK256

  3. COption (c)

    SJ258

  4. DOption (d)

    RJ256

View answer & explanation

Correct answer

Answer: (b)B.

WK256

Why this answer is correct

The logic followed here is ,

The next term in the series is WK256.

Hence, the correct answer is "Option 2"

Question 88

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

Seven people, S, T, I, C, K, E and R, are sitting in a row, facing north. Only E sits to the left of K. Only four people sit between E and T. Only C sits between I and R, and I is not an immediate neighbor of T.

Who sits at the extreme right of the line?

  1. AOption (a)

    K

  2. BOption (b)

    S

  3. COption (c)

    E

  4. DOption (d)

    I

View answer & explanation

Correct answer

Answer: (b)B.

S

Why this answer is correct

Given: Seven people, S, T, I, C, K, E and R, are sitting in a row, facing north.

  • Only E sits to the left of K.
  • Only four people sit between E and T.
  • Only C sits between I and R, and I is not an immediate neighbor of T.

The Final Arrangement is,

S sits at the extreme right of the line.

Hence, the correct answer is "Option (2)".

Question 89

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 A. Only one box is kept above E. Only one box is kept between E and B. C is kept immediately above G. D is kept at some place below F.

How many boxes are kept between A and D?

  1. AOption (a)

    4

  2. BOption (b)

    2

  3. COption (c)

    3

  4. DOption (d)

    1

View answer & explanation

Correct answer

Answer: (d)D.

1

Why this answer is correct

Given: Seven boxes A, B, C, D, E, F and G are kept one over the other but not necessarily in the same order.

  1. Only two boxes are kept below A.
  2. Only one box is kept above E.
  3. Only one box is kept between E and B.
PositionBox
7 (Top)
6E
5
4B
3A
2
1 (Bottom)
  1. C is kept immediately above G.
  2. D is kept at some place below F.

Final Arrangement:

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

The only box kept between A and D is B

Hence, the correct answer is 'Option 4'.

Question 90

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

What will come in place of the question mark (?) in the following equation if ‘+’ and ‘−’ are interchanged and ‘×’ and ‘÷’ are interchanged?

215 − 147 ÷ 110 + 1604 × 4 = ?

  1. AOption (a)

    19584

  2. BOption (b)

    18588

  3. COption (c)

    14948

  4. DOption (d)

    15984

View answer & explanation

Correct answer

Answer: (d)D.

15984

Why this answer is correct

Given : 215 − 147 ÷ 110 + 1604 × 4 = ?

After +’ and ‘−’ are interchanged and ‘×’ and ‘÷’ are interchanged.

Follow BODMAS rule,

= 215 + 147 × 110 - 1604 ÷ 4 

= 215 + 147 × 110 - 401

= 215 + 16,170 - 401

=16,385 - 401

= 15894

Hence, the correct answer is "Option 4"