Letter and Symbol Series MCQ – Logical Reasoning Questions and Answers

1. SCD, TEF, UGH, ____, WKL

a) CMN
b) UJI
c) VIJ
d) IJT

Answer:

c) VIJ

Explanation:

Each letter in the series is moved three steps forward to form the next term.

2. MNO, PQRS, UVWX, ____

a) YZAB
b) ABCD
c) DEFG
d) ZABC

Answer:

b) ABCD

Explanation:

The series consists of consecutive alphabets with an increasing number of letters: 3, 4, 5, etc.

3. ZA, YB, XC, ____, VE

a) WD
b) DW
c) VD
d) DV

Answer:

b) DW

Explanation:

The first letter series is reversed while the second letter series is in sequence.

4. JAK, KBL, LCM, MDN, ____

a) NEO
b) MEN
c) OEP
d) PFQ

Answer:

a) NEO

Explanation:

Each letter in each group moves one step forward to form the next group.

5. ac, fg, ik, ____, ps

a) mn
b) lm
c) no
d) op

Answer:

c) no

Explanation:

The series consists of alphabets in a pattern where each subsequent letter skips two letters.

6. Z, X, V, T, ____

a) Q
b) R
c) S
d) P

Answer:

d) P

Explanation:

The series is moving backwards, skipping one letter each time.

7. 1A, 2D, 3G, 4J, ____

a) 5M
b) 5N
c) 6M
d) 6N

Answer:

a) 5M

Explanation:

The numerical sequence is increasing by 1 and the alphabetical sequence by 3 letters each time.

8. 7K, 14N, 21Q, 28T, ____

a) 35W
b) 36W
c) 35V
d) 36V

Answer:

a) 35W

Explanation:

The number increases by 7, and the letter moves three steps forward each time.

9. RQP, ONM, LKJ, ____, EDC

a) IHG
b) HGI
c) GHI
d) IGH

Answer:

a) IHG

Explanation:

The series consists of reverse alphabetical order in groups of three.

10. A-C, E-G, I-K, ____, O-Q

a) L-N
b) M-O
c) K-M
d) M-N

Answer:

b) M-O

Explanation:

The pattern is skipping one letter for each pair.

11. XZT, VXR, TRP, ____, LNJ

a) NPM
b) PNL
c) RPL
d) PLQ

Answer:

c) RPL

Explanation:

The series consists of alternating backward steps in the alphabet.

12. 5F, 10I, 15L, 20O, ____

a) 25S
b) 24R
c) 25R
d) 24S

Answer:

c) 25R

Explanation:

The numerical sequence increases by 5 each time, and the alphabetical sequence by 3 letters.

13. BDF, HJL, NPR, ____, XZB

a) TVX
b) UWX
c) VWX
d) TVW

Answer:

a) TVX

Explanation:

The series consists of skipping one letter then two letters alternately.

14. QPO, NML, JIH, ____, EDC

a) FED
b) GFE
c) HGF
d) GFH

Answer:

c) HGF

Explanation:

The series is in reverse alphabetical order in groups of three.

15. 1Z, 3Y, 5X, 7W, ____

a) 8V
b) 9V
c) 9U
d) 10V

Answer:

b) 9V

Explanation:

The numerical sequence increases by 2 each time, and the alphabetical sequence is in reverse order.

16. CEG, IKM, OQS, ____, UWY

a) TVX
b) STV
c) SUW
d) TUW

Answer:

d) TUW

Explanation:

The series consists of alphabets skipping one letter then two letters alternately.

17. LKJ, IHG, FED, ____, BAC

a) CBA
b) EDC
c) CDE
d) DEC

Answer:

b) EDC

Explanation:

The series consists of reverse alphabetical order in groups of three.

18. 6A, 12E, 18I, 24M, ____

a) 30Q
b) 30P
c) 31Q
d) 31P

Answer:

a) 30Q

Explanation:

The numerical sequence increases by 6 each time, and the alphabetical sequence by 4 letters.

19. VU, TS, RQ, ____, NM

a) ON
b) OP
c) PO
d) PN

Answer:

c) PO

Explanation:

The series consists of pairs of letters moving backward in alphabetical order.

20. 2B, 4D, 6F, 8H, ____

a) 9J
b) 10J
c) 11I
d) 12J

Answer:

b) 10J

Explanation:

The numerical sequence increases by 2 each time, and the alphabetical sequence by 2 letters.

21. ACD, EGH, IJL, ____, QRT

a) KMP
b) KMO
c) MNO
d) NOP

Answer:

a) KMP

Explanation:

The series consists of groups of three letters, each skipping one then two letters.

22. MNO, PQR, STU, ____, XYZ

a) VWX
b) VUW
c) WXY
d) WUV

Answer:

a) VWX

Explanation:

The series consists of consecutive alphabets in groups of three.

23. 3C, 6F, 9I, 12L, ____

a) 15O
b) 15P
c) 16P
d) 16O

Answer:

a) 15O

Explanation:

The numerical sequence increases by 3 each time, and the alphabetical sequence by 3 letters.

24. GFE, DCB, ____, ZYX, WUT

a) VUS
b) QPO
c) SRQ
d) ONM

Answer:

d) ONM

Explanation:

The series consists of reverse alphabetical order in groups of three.

25. B, D, F, H, ____

a) I
b) J
c) K
d) L

Answer:

b) J

Explanation:

The series consists of consecutive even-placed letters in the alphabet.

26. 4X, 8U, 12R, 16O, ____

a) 20L
b) 20M
c) 21L
d) 21M

Answer:

b) 20M

Explanation:

The numerical sequence increases by 4 each time, and the alphabetical sequence moves backward by 3 letters.

27. QR, ST, UV, ____, YZ

a) WX
b) VW
c) WY
d) XY

Answer:

a) WX

Explanation:

The series consists of consecutive alphabets in pairs.

28. 7Z, 14W, 21T, 28Q, ____

a) 35N
b) 35O
c) 36N
d) 36O

Answer:

a) 35N

Explanation:

The numerical sequence increases by 7 each time, and the alphabetical sequence moves backward by 3 letters.

29. E, I, M, Q, ____

a) T
b) U
c) V
d) W

Answer:

b) U

Explanation:

The series consists of alphabets skipping three letters each time.

30. 2D, 6H, 10L, 14P, ____

a) 18T
b) 18U
c) 19T
d) 19U

Answer:

a) 18T

Explanation:

The numerical sequence increases by 4 each time, and the alphabetical sequence by 4 letters.

31. PON, MLK, ____, FED, CBA

a) JIH
b) HGF
c) GHI
d) IJH

Answer:

b) HGF

Explanation:

The series consists of reverse alphabetical order in groups of three.

32. 5E, 10J, 15O, 20T, ____

a) 25Y
b) 25Z
c) 26Y
d) 26Z

Answer:

a) 25Y

Explanation:

The numerical sequence increases by 5 each time, and the alphabetical sequence by 5 letters.

33. Z, X, V, T, ____

a) S
b) R
c) Q
d) P

Answer:

b) R

Explanation:

The series is moving backwards, skipping one letter each time.

34. A_E, C_G, E_I, ____, I_M

a) G_K
b) F_J
c) G_J
d) H_L

Answer:

a) G_K

Explanation:

The series alternates, increasing the first and second letters by two steps each time.

35. 1A2, 2B3, 3C4, ____, 5E6

a) 4D5
b) 4E5
c) 5D6
d) 6F7

Answer:

a) 4D5

Explanation:

The numerical sequence increases by 1, and the alphabetical sequence moves forward one letter each time.

36. J_L, L_N, N_P, ____, P_R

a) M_O
b) O_Q
c) R_T
d) M_Q

Answer:

b) O_Q

Explanation:

The series consists of skipping one letter in a repeating pattern.

37. 5F, 10K, 15P, 20U, ____

a) 25Y
b) 25Z
c) 26Z
d) 30A

Answer:

b) 25Z

Explanation:

The numerical sequence increases by 5 each time, and the alphabetical sequence by 5 letters.

38. WU, ST, QR, ____, NM

a) ON
b) OP
c) PO
d) ML

Answer:

c) PO

Explanation:

The series consists of pairs of letters moving backward in alphabetical order.

39. A, CD, FGH, ____, UVWXYZ

a) JKLMN
b) KLMNO
c) LMNOP
d) MNOPQ

Answer:

b) KLMNO

Explanation:

The series consists of consecutive alphabets with an increasing number of letters: 1, 2, 3, etc.

40. 3C, 6F, 9I, 12L, ____

a) 15N
b) 15O
c) 16O
d) 18O

Answer:

b) 15O

Explanation:

The numerical sequence increases by 3 each time, and the alphabetical sequence by 3 letters.

41. MNO, PQRS, UVWX, ____

a) ABCD
b) YZAB
c) DEFG
d) XYZA

Answer:

c) DEFG

Explanation:

The series consists of consecutive alphabets with an increasing number of letters: 3, 4, 5, etc.

42. ZY, XW, UT, ____, QO

a) RS
b) SR
c) RV
d) VR

Answer:

b) SR

Explanation:

The series consists of pairs of letters moving backward in alphabetical order.

43. 4X, 8U, 12R, 16O, ____

a) 18M
b) 20M
c) 20L
d) 24K

Answer:

b) 20M

Explanation:

The numerical sequence increases by 4 each time, and the alphabetical sequence moves backward by 3 letters.

44. B, D, F, H, ____

a) J
b) K
c) L
d) I

Answer:

a) J

Explanation:

The series consists of consecutive even-placed letters in the alphabet.

45. LKJ, IHG, FED, ____, BAC

a) ZYX
b) XYZ
c) CBA
d) DCB

Answer:

a) ZYX

Explanation:

The series consists of reverse alphabetical order in groups of three.

46. 1Z, 2Y, 3X, 4W, ____

a) 5U
b) 5V
c) 6V
d) 6U

Answer:

b) 5V

Explanation:

The numerical sequence increases by 1 each time, and the alphabetical sequence is in reverse order.

47. GIK, KMO, OQS, ____, WYB

a) SUW
b) TVX
c) UWX
d) SVY

Answer:

b) TVX

Explanation:

The series consists of skipping one letter then two letters alternately.

48. V, T, R, P, ____

a) O
b) N
c) M
d) L

Answer:

b) N

Explanation:

The series is moving backwards, skipping one letter each time.

49. 6B, 12F, 18J, 24N, ____

a) 28R
b) 30R
c) 30Q
d) 32R

Answer:

b) 30R

Explanation:

The numerical sequence increases by 6 each time, and the alphabetical sequence by 4 letters.

50. QP, NM, KJ, ____, ED

a) HI
b) GH
c) FG
d) IH

Answer:

c) FG

Explanation:

The series consists of reverse alphabetical order in pairs.

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