Dear Students,

Today we have been including some Number Series. This is the Number Series quiz and you should try to do it within 14-15 Mins. If you fail to complete it in stipulated time, then try again with full force. These quantitative aptitude questions are very important from exam point of view like IBPS RRB Exam, IBPS PO and IBPS Clerk.

Directions (1-10): In each of these questions of number series is given only one number is wrong in each series. You have to identify the wrong number.

Q1.  9 11 25 79 321 1645 9673
(a) 25
(b) 321
(c) 9673
(d) 1645
(e) 79

Q3. -24,      -18,      -11,      -2,      10,      26,     52
(a) –2
(b) –11
(c) –18
(d) 26
(e) 52

Q4. 2000 1800 216 3240 5832 12247.2 29393.28
(a) 12247.2
(b) 216
(c) 5832
(d) 3240
(e) 1800

Q5. 1.375 1.25 2.625     3.875         6.575 10.375 16.875
(a) 6.575
(b) 1.25
(c) 10.375
(d) 2.625
(e) 16.875

Q6. 32  34  37  46  62  87  123
(a) 34
(b) 37
(c) 62
(d) 87
(e) 46

Q7.  7  18  40  106  183  282  403
(a) 18
(b) 282
(c) 40
(d) 106
(e) 183

Q8. 850  843  829  808  788  745  703
(a) 843
(b) 829
(c) 808
(d) 788
(e) 745

Q9. 33  321  465  537 573  590  600
(a) 321
(b) 465
(c) 573
(d) 537
(e) 590

Q10. 37  47 52  67  87  112  142
(a) 47
(b) 52
(c) 67
(d) 87
(e) 112

Directions (11-15): What should come in place of question mark (?) in the following number series?

Q11.  9, 31, 73, 141, (?)
(a) 164
(b) 280
(c) 239
(d) 241
(e) None of these

Q12.  35, 256, 451, 620, 763, (?)
(a) 680
(b) 893
(c) 633
(d) 880
(e) None of these

Q13.  130, 139, 155, 180, 216, (?)
(a) 260
(b) 290
(c) 265
(d) 996
(e) None of these

Q14. 2890, (?), 1162,874, 730, 658
(a) 1684
(b) 1738
(c) 1784
(d) 1672
(e) None of these

Q15. 14, 1004, 1202, 1251.5, 1268, (?)
(a) 1267.5
(b) 1276.25
(c) 1324.5
(d) 1367.25
(e) None of these