Series – Railway Reasoning part – 14

Total Questions: 50

31. 165, 275, 15, 25, 3, ? [RRB JE 02/06/2019 (Morning)]

Correct Answer: (c) 5
Solution:

32. Find the group of wrong alphabets in the following series [RRB JE 26/06/2019 (Morning)]

AA, BD, CJ, DJ, EM

Correct Answer: (c) CJ
Solution:

33. PTVX, AEGI, ? , WACE, HLNP [RRB JE 26/06/2019 (Evening)]

Correct Answer: (d) LPRT
Solution:

34. 81, 63, 49, 35, ? , 15 [RRB JE 26/06/2019 (Evening)]

Correct Answer: (d) 25
Solution:

35. 10, 20, 10, 9, 21, 11, 8, 22, 12, ? [RRB JE 28/06/2019 (Evening)]

Correct Answer: (d) 7
Solution:

36. XWV, TSR, PON, LKJ, ? [ALP Tier II 21/01/2019 (Morning)]

Correct Answer: (b) HGF
Solution:

First letter : X - 4 = T, T - 4 = P, P - 4 = L , L - 4 = H
2nd letter : W - 4 = S, S - 4 = O , O - 4 = K, K - 4 = G
3rd letter : V - 4 = R, R - 4 = N, N-4 = J, J - 4 = F

37. 0.35, 0.49, 0.63, 0.77, ? , 1.05 [ALP Tier II 21/01/2019 (Morning)]

Correct Answer: (c) 0.91
Solution:

38. In the following question, which set of letters will logically complete the letter series given below, when the letters given in the set are sequentially placed in the blank spaces from left to right. [ALP Tier II 21/01/2019 (Afternoon)]

c_ax_za_cz_xc_a

Correct Answer: (c) bybyb
Solution:

c b a/x y z/a b c/z y x/c b a

39. 7.4, 8.7, 10.0, 11.3, ? , 13.9 [ALP Tier II 21/01/2019 (Evening)]

Correct Answer: (b) 12.6
Solution:

40. A series with one missing term is given. Choose the correct option from the given ones that will complete the series. [ALP Tier II 21/01/2019 (Evening)]

TTTTTTO, TTTTTOT, TTTTOTT, TTTOTTT, ___

Correct Answer: (b) TTOTTTT
Solution:

Number of T is decreasing from left side of O and increasing on the right side of O. T T T T T T O , T T T T T O T , T T T T O T T , T T T O T T T , T T O T T T T