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 !!!
- 105 , 185 , 247 , 293 , ?
A)338
B)315
C)325
D)225
Answer
Answer -Ans: C) 325
Explanation :
9^2 – 1 = 80=>80 + 105 = 185
8^2 – 2 = 62=> 185+62 = 247
………………………………………
6^2 – 4 = 32 => 293+32 = 325
- 5, 10, 30, 105 ?
A)220
B)440
C)230
D)240
Answer
Answer – B) 440
Explanation :
5×1 = 5+5 = 10
10×2 = 20+10 = 30
………..
105×4 = 420+20 = 440
- 4 , 2, 2, 3, 6, ?
A)15
B)12
C)11
D)14
Answer
Answer -Ans: A) 15
Explanation :
4×0.5 = 2
2×1 = 2
2×1.5 = 3
…….
6×2.5 = 15
- 5, 14 , 40 , 117 , ?
A)317
B)327
C)337
D)347
Answer
Answer -Ans: D) 347
Explanation :
5×3 – 1 = 14
14×3 – 2 = 40
……….
117×3 – 4 = 347
- 15 , 22, 72, 552 , ?
A)4500
B)4592
C)8800
D)4763
Answer
Answer – C) 8800
Explanation :
15×2 – 8 = 22
22×4 – 16 = 72
72×8 – 24 = 552
552×16 – 32 = 8800
- 12 , 20 ,34, 57, ?
A)93.5
B)93
C)93.2
D)93.25
Answer
Answer – A) 93.5
Explanation :
12×1.5+2 = 20
20×1.5+4 = 34
34 × 1.5 + 6 = 57
57× 1.5 + 8 = 93.5
- 20 , 8 , 6 , 1 , ?
A)1.5
B)1
C)2
D)2.5
Answer
Answer -D) 2.5
Explanation :
20-4÷2 = 8
8+4÷2 = 6
6-4÷2 =1
1+4÷2 =2.5
- 1200, 1119 , 1055 , 1006, ?
A)960
B)970
C)910
D)900
Answer
Answer – B) 970
Explanation :
1200 – 81 = 1119
1119 – 64 = 1055
1055 – 49 = 1006
1006 – 36 = 970
- 2561 , 2440 ,2359 , 2310 , 2285, ?
A)2233
B)2224
C)2269
D)2276
Answer
Answer -D) 2276
Explanation :
2561- 121 = 2440
2440 – 81 = 2359
2359 – 49 =2310
2310 – 25 = 2285
2285 – 9 = 2276
- 1,14 ,78 , 395 , ?
A)1526
B)1625
C)1576
D)1565
Answer
Answer -C) 1576
Explanation :
1×7 + 7 = 14
14 × 6 – 6 = 78
78 × 5 + 5 = 395
395× 4- 4 = 1576
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