**Hello Aspirants.**

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, 4, 6, 12, 30, ?**

1. 97

2. 92

3. 95

4. 98

5. 90

###### Answer & Explanation

Answer –**5. 90**

**Explanation :**

4 * 1 = 4

4 * 1.5 = 6

6 * 2 = 12

12 * 2.5 = 30

30 * 3 = 90**10 5 5 10 40 ?**

1.350

2.320

3.360

4.370

5.380

###### Answer & Explanation

Answer –**2.320**

**Explanation :**

10 * 0.5 = 5

5 * 1 = 5

5 * 2 = 10

10 * 4 = 40

40 * 8 = 320**3, 5, ?, 27, 92, 349**

1.12

2.18

3.15

4.10

5.11

###### Answer & Explanation

Answer –**4.10**

**Explanation :**

3 + 1² + 1 = 5

5 + 2² + 1= 10

10 + 4² + 1= 27**1, 2, 6, 17, ?, 157.5**

1.40.5

2.42.5

3.49.5

4.51.5

5.50.5

###### Answer & Explanation

Answer –**3.49.5**

**Explanation :**

1 * 1 + 1 = 2

2* 1.5 + 3 = 6

6 * 2 + 5 = 17

17 * 2.5 + 7 = 49.5

49.5 * 3 + 9 =157.5**7, ?, 19, 45, 95, 177**

1.8

2.5

3.6

4.7

5.9

###### Answer & Explanation

Answer –**5.9**

**Explanation :**

7 + 1² + 1= 9

9 + 3² + 1= 19

19 + 5² + 1= 45……..**9, 8, 15, ?, 175, 874**

1.42

2.24

3.38

4.44

5.14

###### Answer & Explanation

Answer –**4.44**

**Explanation :**

9*1 – 1 = 8

8*2 – 1 = 15

15*3 – 1 = 44**2, 2, 12, 36, 104, ?**

1.232

2.221

3.223

4.224

5.242

###### Answer & Explanation

Answer –**4.224**

**Explanation :**

2 + 1³ – 1 = 2

2 + 2³ + 2 = 12

12 + 3³ – 3 = 36

36 + 4³ + 4 = 104**4, 15, 63, 247, 995, ?**

1.3975

2.3973

3.3965

4.3971

5.3955

###### Answer & Explanation

Answer –**4.3971**

**Explanation :**

4 * 4 – 1 = 15

15 * 4 + 3 = 63

63 * 4 – 5 = 247

247 * 4 + 7 = 995

995 * 4 – 9 = 3971**3, ?, 7, 9, 11, 13**

1.6

2.5

3.7

4.8

5.9

###### Answer & Explanation

Answer –**2.5**

**Explanation :**

3*2 – 1 = 5

5*2 – 3 = 7

7*2 – 5 = 9**6, 8, 12, 42, 160, ?**

1.870

2.840

3.850

4.810

5.820

###### Answer & Explanation

Answer –**4.810**

**Explanation :**

6 * 1 + 2 = 8

8 * 2 – 4 = 12

12 * 3 + 6 = 42

42 * 4 – 8 = 160

160 * 5 + 10 = 810

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