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 !!!
- 16 15 20 ? 102 221
A)41
B)34
C)43
D)36
E)None of theseAnswer -C) 43
Explanation :
16+(13 – 2) = 15
15+(23 – 3) = 20
20+(33 – 4) = 43………… - 27 48 84 145 ?
A)201
B)221
C)231
D)241
E)None of theseAnswer – D) 241
Explanation :
27+21 = 48
48+36 = 84 see d 2nd term 21+15 = 36
84+61 = 145 36+25 = 61
145+96 = 241 61+35 = 96 - 0 6 24 ? 120 210
A)40
B)60
C)80
D)90
E)None of theseAnswer -B) 60
Explanation :
0+6(1*6) = 6
6+18(3*6) = 24
24+36 (6*6)= 60
60+60 (10*6)= 120
120+90(15*6) = 210 - 1 2 5 26 ? 458330
A)675
B)676
C)677
D)678
E)None of theseAnswer -C) 677
Explanation :
1^2+1 = 2
2^2+1 = 5
5^2+1 = 26
26^2+1 = 677
677^2+1 = 458330 - 6 7 11 20 36 ?
A)61
B)62
C)64
D)66
E)None of theseAnswer -A) 61
Explanation :
6+1^2 = 6+1 = 7
7+2^2 = 7 + 4 = 11
11+3^2 = 11+9 = 20
20+4^2 = 20+16 = 36
36+5^2 = 36+25 = 61 - 135 99 ? 45 27 15 9
A)65
B)66
C)67
D)69
E)None of theseAnswer – D) 69
Explanation :
9+6 = 15
15+12 = 27
27+18 = 45
45+24= 69
69+30= 99
99+36= 135 - 4 20 84 340 1364 ?
A)5260
B)5460
C)5468
D)5789
E)None of theseAnswer -B) 5460
Explanation :
4+16 = 20
20+64 = 84
84+256 =340
340+1024 = 1364
1364+4096 = 5460 - 17 14 15 12 13 ?
A)8
B)9
C)10
D)11
E)None of theseAnswer -C) 10
Explanation :
17- 2 = 15…..(1 & 3 Term)
14 – 2 = 12…..(2 & 4 Term)
12 – 2 = 10…….(4 & 6 term) - 5 8 11 16 ? 22 27
A)17
B)19
C)21
D)23
E)None of theseAnswer – B) 19
Explanation :
5+3 =8
8+3 = 11
11+5 = 16
16+3 = 19
19+3 = 22
22+5 = 27 - 20 19 17 18 15 14 13 ?
A)12
B)13
C)14
D)15
E)None of theseAnswer – C) 14
Explanation :
20 – 1 = 19
17 + 1 = 18
15 – 1 = 14
13 + 1 = 14
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