Dear Aspirants, Our IBPS Guide team is providing new series of Quantitative Aptitude Questions for RRB PO 2020 Prelims so the aspirants can practice it on a daily basis. These questions are framed by our skilled experts after understanding your needs thoroughly. Aspirants can practice these new series questions daily to familiarize with the exact exam pattern and make your preparation effective.
Missing number series
Direction (1-4): What value should come in the place of (?) in the following number series?
1) 17, 29, 53, 101, 197, ?
A.367
B.389
C.321
D.394
E.371
2) 19, 33, 62, 121, ?, 479
A.240
B.220
C.200
D.180
E.160
3) 11, 36, ?, 121, 185, 266
A.60
B.64
C.72
D.81
E.108
4) 13, ?, 117, 351, 1053, 3159
A.26
B.28
C.34
D.39
E.42
Simplification
Direction (5-8): What value should come in the place of (?) in the following questions?
5) 142 * 9 ÷ 7 + 8 * 12 + 25 = ?
A.324
B.348
C.361
D.373
E.389
6) 171 ÷ 19 * 18 – 134 = ?
A.28
B.22
C.20
D.27
E.29
7) 236 ÷ 4 + 308 ÷ 44 + 120 % of 280 = ?
A.401
B.402
C.403
D.404
E.409
8) 75 % of 36 + 45 % of 140 + 20 % of 60 = ?
A.101
B.102
C.103
D.104
E.110
Approximation
Direction (9-10): What approximate value should come in the place of (?) in the following questions?
9) 44.954 % of 59.905 + 119.911 % of 75.174 + 12.509 % of 79.910=?
A.137
B.127
C.147
D.151
E.157
10) √4096.093 * 1.908 + 14.091 * 15.156 + 34.984 % of 99.942 =?
A.373
B.341
C.448
D.251
E.162
Answers:
1) Answer: B
17 + 12 = 29
29 + 24 = 53
53 + 48 = 101
101 + 96 = 197
197 + 192 = 389
2) Answer: A
19 * 2 – 5 = 33
33 * 2 – 4 = 62
62 * 2 – 3 = 121
121 * 2 – 2 = 240
240 * 2 – 1 = 479
3) Answer: C
11 + 52Â = 36
36 + 62Â = 72
72 + 72Â = 121
121 + 82Â = 185
185 + 92Â = 266
4) Answer: D
13 * 3 = 39
39 * 3 = 117
117 * 3 = 351
351 * 3 = 1053
1053 * 3 = 3159
Â
5) Answer: D
142 * 9 ÷ 7 + 8 * 12 + 25 = ?
252 + 96 + 25 = ?
373 = ?
6) Answer: A
171 ÷ 19 * 18 – 134 = ?
9 * 18 – 134 = ?
28 = ?
7) Answer: B
236 ÷ 4 + 308 ÷ 44 + 120 % of 280 = ?
59 + 7 + 336 = ?
402 = ?
8) Answer: B
75 % of 36 + 45 % of 140 + 20 % of 60 = ?
27 + 63 + 12 = ?
102 = ?
9) Answer: B
44.954 % of 59.905 + 119.911 % of 75.174 + 12.509 % of 79.910=?
45% of 60 + 120% of 75 + 12.5% of 80 = ?
27 + 90 + 10 = ?
127 = ?
10) Answer: A
√4096.093 * 1.908 + 14.091 * 15.156 + 34.984 % of 99.942 =?
√4096 * 2 + 14 * 15 + 35% of 100 = ?
128 + 210 + 35 = ?
373 = ?
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