Reasoning MCQs and Answers: Reasoning MCQs are very important for IBPS RRB PO-Clerk Prelims & Other State Exams. Aspirants who are willing to apply for the various Government exams 2022 must go through the topics of Reasoning for competitive exams, as the Reasoning is a key part of the syllabus.
Direction (1–15): What will come in the place of question (?) mark in following number series:
Q1. 197, 184, 158, 119, ?, 2
(a) 67
(b) 61
(c) 54
(d) 72
(e) 77
S1. Ans(a)
Sol.
Pattern of series
197-13 = 184
184-26 = 158
158-39 = 119
119-52 = 67
67-65 = 2
Q2. ?132, 110, 90 72 56
(a) 150
(b) 165
(c) 156
(d) 144
(e) 121
S2. Ans(c)
Sol.
Pattern of series
13×12 = 156
12×11 = 132
11×10 = 110
10×9 = 90
9×8 = 72
8×7 = 56
Q3. 7, 19, 33, 51, 71, ?
(a) 95
(b) 93
(c) 90
(d) 91
(e) 97
S3. Ans(a)
Sol.
Pattern of series –
Q4. 130, 221, 348, 517, ?, 1005
(a) 630
(b) 734
(c) 856
(d) 729
(e) 756
S4. Ans(b)
Sol.
Pattern of series
53+5 = 130
63+5 = 221
73+ 5 = 348
83+5 = 517
93+ 5 = 734
103+ 5 = 1005
Q5. 247, 123, 60, 34, 27, ?
(a) 25
(b) 24
(c) 28
(d) 27
(e) 22
S5. Ans(d)
Sol.
Pattern of series
247 – (53-1) = 123
123 – (43 -1) = 60
60 – (33 – 1) = 34
34 – (23 – 1) = 27
27 – (13-1) = 27
Q6. ? , 70, 124, 179, 235, 292
(a) 21
(b) 20
(c) 17
(d) 18
(e) 19
S6. Ans(c)
Sol.
Pattern of series
17+53 =70
70+54 = 124
124+55 = 179
179+56 = 235
235+57 = 292
Q7. ?, 2, 3, 8, 35, 204
(a) -2
(b) 1.5
(c) 1
(d) 2
(e) 0.5
S7. Ans.(d)
Sol.
Pattern of series
Q8. 1726, 1329, 998, 727, ? 341
(a) 345
(b) 341
(c) 514
(d) 510
(e) 508
S8. Ans(d)
Sol.
Pattern of series
123-2 = 1726
113-2 = 1329
103-2 = 998
93-2 = 727
83-2 = 510
73-2 = 341
Q9. 42, 212, 334, 416, 466, ?
(a) 492
(b) 496
(c) 494
(e) 498
(d) 502
S9. Ans(a)
Sol.
Patter of series –
42 + (132 + 1) = 212
212 + (112 + 1) = 334
334 + (92 + 1) = 416
416 + (72 + 1) = 466
466 + (52 + 1) = 492
Q10. 244, 187, 140, 103, ?, 59
(a) 77
(b) 74
(c) 76
(d) 81
(e) 83
S10. Ans(c)
Sol.
Patter of series –
244 – 57 = 187
187 – 47 = 140
140 – 37 = 103
103 – 27 = 76
76 – 17 = 59
Q11. 6, 35, 144, 435, ?, 873
(a) 856
(b) 882
(c) 844
(d) 852
(e) 872
S11. Ans(e)
Sol.
Patter of series –
6
35
144
435
872
Q12. 26, ?, 22, 26, 18, 22, 14
(a) 26
(b) 24
(c) 28
(d) 32
(e) 30
S12. Ans(e)
Sol.
Pattern of series –
26 + 4= 30
30 – 8 = 22
22 + 4 = 26
26 – 8 = 18
18 + 4 = 22
22 – 8 = 14
Q13. 50, 53, 67, 100, 160, ?
(a) 240
(b) 263
(c) 258
(d) 255
(e) 161
S13. Ans(d)
Sol.
Pattern of series –
Q14. 868. 436. 220, 112, 58, ?
(a) 25
(b) 27
(c) 28
(d) 30
(e) 31
S14. Ans(e)
Sol.
Pattern of series
Q15. 31, 58, 112, 193, 301, ?
(a) 412
(b) 436
(c) 424
(d) 484
(e) 456
S15. Ans(b)
Sol.
Pattern of series
31+(1 27) = 58
58+(2×27) = 112
112+(3×27) = 193
193 + (4×27) = 301
301 + (5×27) = 436
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