Dear Aspirants, Our IBPS Guide team is providing new series of Quantitative Aptitude Questions for IBPS PO Prelims 2021 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.
Wrong number series
Directions (01-05): Find out the wrong number in the following number series.
1) 2.5, 5, 25, 200, 2201, 30800
A.2.5
B.200
C.2201
D.25
E.5
2) 70, 68, 135, 395, 1575, 7869
A.1575
B.68
C.135
D.70
E.5395
3) 643, 768, 805, 1147, 1211, 1940
A.805
B.643
C.768
D.1211
E.1940
4) 8, 5, 6, 11, 21, 53.5
A.53.5
B.11
C.21
D.5
E.6
5) 339, 341, 345, 353, 369, 400
A.400
B.341
C.345
D.353
E.339
Simplification
Directions (06-09): What will come in place of question mark in the following questions?
6) 336 ÷ ? – 18 = 6
A.12
B.10
C.15
D.16
E.14
7) 40% of 120 ÷ ? = 60
A.0.8
B.1
C.1.2
D.1.4
E.0.6
8) 159 + √? + 21 = 142
A.296
B.225
C.144
D.216
E.256
9) 80 % of 4 + ? % of 14 = 6
A.16
B.20
C.25
D.14
E.18
Approximation
Directions (10): What approximate value should come in place of question mark in the following questions?
10) 5999.58 ÷ 60.005 × 85.232 = ? × 24.96
A.340
B.360
C.400
D.300
E.280
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Answers :
1) Answer: C
2.5 x 2 = 5
5 x 5 = 25
25 x 8 = 200
200 x 11 =Â 2200
2200 x 14 = 30800
2) Answer: C
70 x 1 – 2 =68
68 x 2 – 3 = 133
133 x 3 – 4 = 395
395 x 4 – 5 = 1575
1575 x 5 -6 = 7869
3) Answer: A
643 + 53Â = 768
768 + 62Â =Â 804
804 + 73Â = 1147
1147 + 82Â = 1211
1211 + 93Â = 1940
4) Answer: B
8 x 0.5 +1 = 5
5 x 1 + 1 = 6
6 x 1.5 + 1 =Â 10
10 x 2 + 1 = 21
21 x 2.5 +1 = 53.5
5) Answer: A
339 + 21Â = 341
341 + 22Â =Â 345
345 + 23Â = 353
353 + 24Â = 369
369 + 25Â =Â 401
6) Answer: E
? = 14
7) Answer: A
40% of 120 ÷ ? = 60
8) Answer: E
√? = 196 – 180
√? = 16
? = 256
9) Answer: B
10) Answer: A
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