# Placement Questions & Answers :: IBM

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61. Find the next term of the following series.

2,7,36,4,14,225,6,21,?

**Answer:**** Option A **

**Explanation:**

Here is no explanation for this answer

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62. Find the next term of the following series.

28,14,15,22.5,24.5,61.25,64.25,?

**Answer:**** Option C **

**Explanation:**

28*0.5=14

15*1.5=22.5

24.5*2.5=61.25

64.25*3.5=224.875.

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63. What will be the missing number in the following series??

4,18,_____,100,180,294.

**Answer:**** Option D **

**Explanation:**

2x2x1=4;

3x3x2=18;

4x4x3=48;

5x5x4=100;

6x6x5=180;

7x7x6=294;

so answer is (d) 48.

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64. Find the next term of the following series.

3,7,10,8,4,12,0,5,5,3,2,?

65.

Find the next term of the following series.

2,9,5,49,11,169,?

**Answer:**** Option B **

**Explanation:**

In a series of prime numbers 2 ,** 3 **, 5 , **7 **, 11 , **13** , 17 , **19** , 23 , **29** , 31 , ** 37**…

In this given series, the first number is kept such and the next number is squared so the series follows with alternative prime numbers having its square value like given below

2 , **9** ,5 , **49** , 11 , **169** , 17 , **361** , 23 , **841** , 31 , **1369…**

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66. Find the next term of the following series.

2,6,5,14,11,26,17,?

**Answer:**** Option D **

**Explanation:**

Here is no explanation for this answer

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67. Find the next term of the following series.

7,0,1,8,5,12,9,26,3,23,2,?

**Answer:**** Option B **

**Explanation:**

Here is no explanation for this answer

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68. Find the next term of the following series. 5,16,22,68,28,87,34,106,11,?

**Answer:**** Option A **

**Explanation:**

5*3+1=16

22*3+2=68

28*3+3=87

34*3+4=106

So, 11*3+5=38

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69.

Find the next term of the following series.

8,5,9,7,2,25,5,1,16,8,6,?

**Answer:**** Option A **

**Explanation:**

(8-5)^2=9

(7-2)^2=25

(5-1)^2=16

(8-6)^2=4

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70. Find the next term of the following series.

18,24,5,21,27,8,17,23,4,24,30,?

**Answer:**** Option B **

**Explanation:**

Here is no explanation for this answer

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**Tags:** IBM

Here is the list of questions asked in IBM Aptitude Test Question with Answers IBM Mock Test page 7. Practice IBM Written Test Papers with Solutions and take Q4Interview IBM Online Test Questions to crack IBM written round test. Overall the level of the IBM Online Assessment Test is moderate. Only those candidates who clear the written exam will qualify for the next round, so practic all the questions here and take all the free tests before going for final selection process of IBM