We have started the 56 days Study Plan for IBPS PO Prelims. This study plan is to efficiently utilise time and hard work to channelise it towards smart work. From now quizzes on Bankersadda will be according to the given study plan and this will help you prepare important topics in limited time.

Today is DAY 40 of the study plan and in Quantitative Aptitude today’s chapter is Practice of 8-10 Chapters (Number Series)

Direction (1-15): What should come in place of the question mark (?) in the following number series?

Q1. 5, 13, 53, 223, 1017, 5301, ?
(a) 32150
(b) 32149
(c) 32156
(d) 31149
(e) 31258

Q2. 10395, 20790, 13860, 5544, 1584, ?, 64
(a) 352
(b) 682
(c) 372
(d) 382
(e) 362

Q3. 211, 200, 174, 133, 77, ?
(a) 8
(b) 3
(c) 5
(d) 6
(e) 12

Q4. 5, 4, 6, 8, 7, 16, ?, 32
(a) 7
(b) 6
(c) 16
(d) 8
(e) 10

Q5. 25, 27, 31, 39, 55, ?
(a) 85
(b) 88
(c) 87
(d) 86
(e) 83

Q6. 65, 69, 83, 113, ?, 245
(a) 167
(b) 130
(c) 155
(d) 165
(e) None of these

Q7. 2, 6, 48, 720, 17280, ?
(a) 608400
(b) 604700
(c) 604800
(d) 608700
(e) None of these

Q8. 4, 11, 34, 117, 484, ?
(a) 2345
(b) 2435
(c) 2453
(d) 2534
(e) None of these

Q9. 245, 123, 124, 187.5, 377, 945, ?
(a) 2838
(b) 1162
(c) 1302
(d) 1205
(e) None of these

Q10. 17, 9, 10, 16.5, 35, 90, ?
(a) 273
(b) 118
(c) 130
(d) 173
(e) None of these

Q11. 300, 300, 299, 294, 265, ?
(a) 55
(b) 66
(c) 65
(d) 56
(e) None of these

Q12. 720, 360, 240, 180, 144, ?
(a) 100
(b) 130
(c) 125
(d) 124
(e) 120

Q13. 1, ?, 131, 1571, 10211, 27491
(a) 10
(b) 7
(c) 11
(d) 12
(e) None of these

Q14. 21, 54, 14, 36, 10, ?
(a) 32
(b) 30
(c) 25
(d) 36
(e) None of these

Q15. 10, 522, 702, 2404, 5889, ?
(a) 19754
(b) 19395
(c) 17594
(d) 15794
(e) None of these