Series Completion Questions Answers (MCQ) of Verbal Reasoning includes questions to complete the series by identifying the pattern of series which are important for all competitive exams.

11) 8, 10, 14, 18, (...), 34, 50,

• 1) 20
• 2) 24
• 3) 26
• 4) 28
Ans.   C
Explanation :
Patten is +2, +4, +4, .., .., +16, +16 Missing number will be 18+8 = 26

12) 1,2,6,24

• 1) 110
• 2) 118
• 3) 120
• 4) 122
Ans.   C
Explanation :
Pattern is *2, *3, *4 So next number is the series will be *5 24*5 = 120

13) Complete the series 95, 115.5, 138, ...,

• 1) 160.5
• 2) 162.5
• 3) 164.5
• 4) 166.5
Ans.   B
Explanation :
Pattern in the series is, +20.5 , +22.5, Next will be +24.5 138 + 24.5 = 162.5

14) 36, 34, 30, 28, 24, ... What number should come ne

• 1) 22
• 2) 20
• 3) 18
• 4) 16
Ans.   A
Explanation :
Pattern in the series is, -2, -4, -2, -4. So next term will be -2 24 -2 = 22

15) Complete the series 2,2,5, 13,28,..

• 1) 50
• 2) 51
• 3) 52
• 4) 53
Ans.   C
Explanation :
\begin{aligned} \text{Pattern is }\+1^2-1, +2^2-1, +3^2-1,+4^2-1 \5^2-1 = 28 + 24 \= 52 \end{aligned}

16) Which number would replace the question mark in series 7,12,19,?,

• 1) 24
• 2) 28
• 3) 31
• 4) 33
Ans.   B
Explanation :
Pattern is , +5, +7, +9 Missing Number = 19+9 = 28

17) Complete the series, 1, 4, 9, 16, 25,..

• 1) 36
• 2) 38
• 3) 49
• 4) 52
Ans.   A
Explanation :
Series Pattern is +3, +5, +7, +9. So next number = 25+11 = 36

18) Complete the series 20, 19, 17, ...., 10,

• 1) 15
• 2) 16
• 3) 13
• 4) 14
Ans.   D
Explanation :
Pattern is, -1, -2, ..,.. , -5 So -3 and -4 will fill the blanks to make it a pattern. Next number will be 17-3 = 14

19) 6, 11, 21, 36, 56, ? what will replace the question mark in the series

• 1) 75
• 2) 81
• 3) 85
• 4) 89
Ans.   B
Explanation :
Pattern is +5, +10, + 15, +20 Next number in the series will be 56 + 25 = 81

20) Complete the series 1,6,13,22,33,.

• 1) 46
• 2) 48
• 3) 49
• 4) 51