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Welcome to Online Quantitative Aptitude Section in AffairsCloud.com. Here we are creating question sample in Number Series based on latest pattern, which is common for SBI,IBPS, RBI,LIC, NICL and other competitive exams.
- 4, 5, 9, 20, ?, 160.5
1. 52.5
2. 47.5
3. 67.5
4. 37.5
5. 27.5
Answer & Explanation
Answer – 1. 52.5
Explanation :
4 * 1 + 1 = 5
5 * 1.5 + 1.5= 9
9 * 2 + 2 = 20
20 * 2.5 + 2.5 = 52.5
52.5 * 3 + 3 = 160.5 - 12 6 6 12 48 ?
1.354
2.384
3.294
4.234
5.244
Answer & Explanation
Answer – 2.384
Explanation :
12 * 0.5 = 6
6 * 1 = 6
6 * 2 = 12
12 * 4 = 48
48 * 8 = 384 - 2, 4, 9, ?, 91, 348
1.38
2.26
3.56
4.44
5.62
Answer & Explanation
Answer – 2.26
Explanation :
2 + 1² + 1 = 4
4 + 2² + 1= 9
9 + 4² + 1= 26 - 6, 8, 16, 38, ?, 319
1.103
2.182
3.104
4.171
5.180
Answer & Explanation
Answer – 1.103
Explanation :
6 * 1 + 2 = 8
8* 1.5 + 4 = 16
16 * 2 + 6 = 38
38 * 2.5 + 8 = 103
103 * 3 + 10 = 319 - 4, ?, 16, 42, 92, 174
1.9
2.5
3.6
4.7
5.2
Answer & Explanation
Answer – 3.6
Explanation :
4 + 1² + 1= 6
6 + 3² + 1= 16
16 + 5² + 1= 42…….. - 6, 6, 13, ?, 177, 893
1.33
2.43
3.38
4.24
5.44
Answer & Explanation
Answer – 2.43
Explanation :
6*1 – 1 + 1 = 6
6*2 – 2 + 3 = 13
13*3 – 1 + 5 = 43 - 2, 1, 13, 34, 106, ?
1.232
2.218
3.221
4.225
5.242
Answer & Explanation
Answer – 3.221
Explanation :
2 + 1³ – 2 = 1
1 + 2³ + 4 = 13
13 + 3³ – 6 = 34
34 + 4³ + 8 = 106 - 2, 7, 31, 119, ?, 1923
1.475
2.470
3.465
4.483
5.455
Answer & Explanation
Answer – 4.483
Explanation :
2 * 4 – 1 = 7
7 * 4 + 3 = 31
31 * 4 – 5 = 119
119 * 4 + 7 = 483
483 * 4 – 9 = 1923 - 3, ?, 12, 18, 44, 78
1.4
2.5
3.7
4.8
5.9
Answer & Explanation
Answer – 1.4
Explanation :
3*2 – 2 = 4
4*2 + 4 = 12
12*2 – 6 = 18 - 5, 7, 10, 36, 136, ?
1.640
2.680
3.650
4.690
5.620
Answer & Explanation
Answer – 4.690
Explanation :
5 * 1 + 2 = 7
7 * 2 – 4 = 10
10 * 3 + 6 = 36
36 * 4 – 8 = 136
136 * 5 + 10 = 690
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