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Quants Questions : Number Series Set 1

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


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