# 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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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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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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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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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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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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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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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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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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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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Explanation- add square of prime no. in each step
4,9,25,49,121,so on

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