Aptitude Questions: Number Series Set 36[IBPS PO Prelim 2016 Questions]

Hello Aspirants. Welcome to Online Quantitative Aptitude Section in AffairsCloud.com. Here we are creating question sample in Number Series, which is common for all the competitive exams. We have included Some questions that are repeatedly asked in bank exams !!!

Directions(1-10) : In these questions, a number series is given. Find out the missing number.

1. 12 19 35 59 90 ?
   A. 126
   B. 132
   C. 146
   D. 127
   E. None of these
   
   Answer & Explanation

   Answer – D. 127
   Explanation :
   19 – 12 = 7
   35 – 19 = 16
   59 – 35 = 24   16 – 7 = 9; 24 – 16 = 8…..
   
   
2. 4 10 27 112 555 ? 
   A. 3336
   B. 4756
   C. 3786
   D. 3686
   E. None of these
   
   Answer & Explanation

   Answer – A. 3336
   Explanation :
   4 * 2 + 2 = 10
   10 * 3 – 3 = 27
   27 * 4 + 4 = 112…..
   
   
3. 6,14,45,184,925 ?
   A. 4596
   B. 5556
   C. 6756
   D. 6556
   E. None of these
   
   Answer & Explanation

   Answer – B. 5556
   Explanation :
   6 * 2 + 2 = 14
   14 * 3 + 3 = 45
   45 * 4 + 4 = 184…..
   
   
4. 11,20,38,74,?
   A. 146
   B. 164
   C. 182
   D. 150
   E. None of these
   
   Answer & Explanation

   Answer – A. 146
   Explanation :
   20 – 11 = 9
   38 – 20 = 18
   74 – 38 = 36….
   
   
5. 15,21,38,65,101 ?
   A. 145
   B. 150
   C. 155
   D. 130
   E. None of these
   
   Answer & Explanation

   Answer – A. 145
   Explanation :
   21 – 15 = 6
   38 – 21 = 17
   65 – 38 = 27 17-6 = 11; 27-17 = 10….
   
   
6. 13 21 37 69 ? 261
   A. 156
   B. 133
   C. 163
   D. 173
   E. None of these
   
   Answer & Explanation

   Answer – B. 133
   Explanation :
   21 – 13 = 8
   37 – 21 = 16
   69 – 37 = 32…..
   
   
7. 18 23 36 56 82 ?  
   A. 117
   B. 113
   C. 107
   D. 163
   E. None of these
   
   Answer & Explanation

   Answer – B. 113
   Explanation :
   23 – 18 = 5
   36 – 23 = 13
   56 – 36 = 20 13 – 5 = 8; 20 – 13 = 7……
   
   
8. 25, 29, 20, 36, 11 ?
   A. 47
   B. 57
   C. 67
   D. 37
   E. None of these
   
   Answer & Explanation

   Answer – A. 47
   Explanation :
   25 + 4 = 29, 29 – 20 = 9, 20 + 16 = 36, 36 – 25 = 11, 11 + 36 = 47..
   
   
9. 6 14 39 160 795 ?
   A. 4776
   B. 4263
   C. 4463
   D. 4564
   E. None of these
   
   Answer & Explanation

   Answer – A. 4776
   Explanation :
   6 * 2 + 2 = 14
   14 * 3 – 3 = 39
   39 * 4 + 4  = 160
   160 * 5 – 5  = 795….
   
   
10. 22 10 8 12 40 ?  
    A. 304
    B. 634
    C. 264
    D. 164
    E. None of these
    
    Answer & Explanation

    Answer – A. 304
    Explanation :
    22 * 0.5 – 1 = 10
    10 * 1 – 2 = 8
    8 * 2 – 4 = 12
    12 * 4 – 8 = 40