Series – Railway Reasoning part – 4

Total Questions: 50

31. 20, 20, 22, 66, 70, ? [Group - D 22/09/2022 (Morning)]

Correct Answer: (a) 350
Solution:

32. 1, 1, 2, 4, 3, 27, 4, 256, 5, ? [Group - D 22/09/2022 (Afternoon)]

Correct Answer: (a) 3125
Solution:

33. VZL15, TXJ18, RVH21, PTF24, ? [Group - D 22/09/2022 (Afternoon)]

Correct Answer: (c) NRD27
Solution:

First letter : V -2 = T , T - 2 = R, R - 2 = P , P -2 = N
2nd letter : Z - 2 = X, X - 2 = V, V - 2 = T , T - 2 = R
3rd letter : L - 2 = J, J - 2 = H , H - 2 = F , F - 2 = D
4th letter : 15 + 3 = 18 , 18 + 3 = 21 , 21 + 3 = 24 , 24 +3 = 27
So, ? = NRD 27

34. Select the option that represents the letters that, when placed from left to right in the same sequence in the blanks below, will complete the letter series. [Group - D 22/09/2022 (Evening)]

LG_ALL_FBL_GF_LLGF_L

Correct Answer: (d) FGLCD
Solution:

L G F A L/ L G F B L/ L G F C L /L G F D L

35. 10, 121, 11, 144, 12, 169, 13, 196, 14, ? [Group - D 22/09/2022 (Evening)]

Correct Answer: (c) 225
Solution:

36. Select the option that represents the letters that, when placed from left to right in the same sequence in the blanks below, will complete the letter series. [Group - D 26/09/2022 (Morning)]

Q_T_T_ BT_TQB_RT

Correct Answer: (d) BRQRT
Solution:

Q B T R T / Q BT R T / QB T RT

37. 2, 3, 6, 12, ?, 37, 58 [Group - D 26/09/2022 (Morning)]

Correct Answer: (d) 22
Solution:

38. 43 41 37 31 ? 23 [Group - D 26/09/2022 (Morning)]

Correct Answer: (a) 29
Solution:

Logic used : prime number is in decreasing order.

39. L 16, M 20, O 24, R 28, V 32,? [Group - D 26/09/2022 (Afternoon)]

Correct Answer: (d) A 36
Solution:

40. 50, 42, 34, 26, ? [Group - D 26/09/2022 (Afternoon)]

Correct Answer: (c) 18
Solution: