Quants Questions : Number Series Set 1

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

1. 3,14,58,234,938,?
   1 : 4152
   2 : 4110
   3 : 3754
   4 : 4154
   5 : 4624
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   Answer

   Answer- 3 (3754)
   Explanation- x4+2
   
   
   
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2. 3,25,255,2545,25455, ?
   1 : 254550
   2 : 254555
   3 : 254545
   4 : 254555
   5 : 254556
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   Answer

   Answer-3 (254545)
   Explanation-
   25=(3×10)-5
   255=(25×10)+5
   2545=(255×10)-5
   25455=(2545×10)+5
   ?=(2545×10)-5 = 254545
   
   
   
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3. 4725,1050,300,120,80,?
   1 : 40
   2 : 160
   3 : 120
   4 : 110
   5 : 60
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   Answer

   Answer-2 (160)
   Explanation- 4725 / 4.5=1050
   1050/3.5=300
   300/2.5=120
   120/1.5=80
   80/0.5=160
   
   
   
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4. 24,48,144,576,2880,?
   1 : 17280
   2 : 16640
   3 : 14400
   4 : 20160
   5 : 14240
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   Answer

   Answer- 1 (17280)
   Explanation- 24 x 2=48
   48×3=144
   144×4=576
   576×5=2880
   
   
   
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5. 363,795,1227,1659,2091, ?
   1 : 2423
   2 : 2613
   3 : 2813
   4 : 2513
   5 : 2523
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   Answer

   Answer- 5 (2523)
   Explanation- +432 in every step
   
   
   
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6. 5, 5, 15, 75, 525, 4725, _____.
   1 : 51795
   2 : 50135
   3 : 51025
   4 : 50175
   5 : 51975
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   Answer

   Answer- 5(51975)
   Explanation- multiply by consecutive odd numbers
   5×1=5
   5×3=15
   15×5=75
   75×9=4725
   4725×11=51975
   
   
   
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7. 5, 13, 29, 61, 125, 253, _____
   1 : 512
   2 : 521
   3 : 509
   4 : 552
   5 : None of these
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   Answer

   Answer-3(509)
   Explanation-
   5 x2 +3 =13
   13×2 +3=29
   29×2+3=61 and so on..
   
   
   
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8. 16, 32, 35, 140, 145, 870, 877, _____
   1 : 7016
   2 : 885
   3 : 5020
   4 : 6018
   5 : None of these
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   Answer

   Answer- 1(7016)
   Explanation-
   16×2 =32
   32+3=35
   35×4=140
   140+5=145
   145×6=870
   870+7=877
   877×8=7016
   
   
   
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9. 5, 10, 35, 160, 785, _____.
   1 : 2010
   2 : 3910
   3 : 2525
   4 : 2860
   5 : None of these
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   Answer

   Answer- 2 (3910)
   Explanation-
   add 5^1,5^2,5^3,5^4,5^5 and so on in each step.
   
   
   
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10. 196, 200, 209, 234, 283, 404, 573, _____
    1 : 872
    2 : 840
    3 : 884
    4 : 878
    5 : 862
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    Answer

    Answer-5 (862)
    Explanation- add square of prime no. in each step
    4,9,25,49,121,so on
    
    
    
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